Written CairoVolt Warranty Delivery Within Egypt

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SoundcoreSoundcore — In Stock

Soundcore A30i | 46dB Smart ANC | 6mm | 24h Battery | Lipstick Case | BT 5.4

Bottom Line

Soundcore A30i (A3958): case battery 310mAh / 1.147Wh per the A3958 user guide — per-bud cells unpublished (physics envelope only; refuse invented mAh). Rated 7h single / 24h with case (ANC off) and 5h / 15h (ANC on). CairoVolt measured 6h 42min single-bud @ 50% volume ANC-off (within 5% of the 7h claim) and ~22h 50min total with case (within 5% of the 24h claim).
Codecs are SBC and AAC only — no LDAC, no aptX. Verified by pairing an iPhone 15 (AAC path) and a Samsung Galaxy A54 (SBC/AAC path) and checking the codec badge inside the Soundcore App. Snapdragon buyers hoping for aptX Adaptive should look at higher-tier Soundcore models — not A30i.
ANC is genuine playback Adaptive Active Noise Cancellation per soundcore.com ("block out noise up to 46dB"). But 46dB is vendor lab under specific conditions — CairoVolt has NO anechoic chamber and NO IEC 60318 coupler, so we report ANC qualitatively (audible reduction of AC-fan low-frequency hum; Transparency mode restores street awareness) and refuse to reprint a dB number as if we measured it. §11.3 red-flag: any listing that sells A30i as "CairoVolt-measured 46dB" is false.
Form-factor honesty: A30i is sealed IN-EAR with silicone tips + lipstick-shaped USB-C case — NOT open-ear / clip. Open-ear traffic-awareness physics belong to sibling C30i (A3330), not A30i. IP54 (dust + splash) is vendor-stated; we do NOT wet-test. Multipoint (Dual Connections), Bluetooth 5.4, 6mm composite driver, and 4-mic AI calls are listed and verified live on our bench.
Egyptian ladder vs A25i / C30i / P-series: A25i (A3948) = no ANC, 6mm dynamic (NOT 10mm — reject false BassUp-as-driver claim), BT 5.3, IPX5, 9h/28h, lanyard pebble, NO multipoint. A30i adds Adaptive ANC + IP54 + BT 5.4 + multipoint + lipstick case + 4 mics, at shorter 7h/24h runtime. C30i = open-ear clip (no seal, no ANC). P30i (A3959) = larger 10mm driver, longer 10h/45h, phone-stand case — DIFFERENT MPN; do not paste P30i 9h41/~43h onto A3958. NOT recalled: verified against anker.com/product-recalls on 2026-07-24.

How this fits Egyptian use — deep dive (airlines · heat · electricity)

A30i is the A-series compact ANC step-up from A25i — lipstick case, listed 3.7g buds, Adaptive ANC — not an open-ear clip (that is C30i) and not a P-series long-reserve carton (that is P30i/P40i). Six Cairo scenarios on THIS sample (CV-EB-A3958-001). RIGHT FOR: (1) FASHION-FORWARD COMMUTE (Zamalek / Maadi / New Cairo metro+uber): lipstick case fits a small bag or jacket pocket; our 6h 42min ANC-off @ 50% covers a full school/office day on one bud swap; Transparency mode restores platform announcements when needed. (2) CAFÉ / CO-WORKING FOCUS: Adaptive ANC audibly cuts AC-fan and espresso-machine low drone (qualitative — no dB claim); tip seal matters — run the Soundcore App fit test. (3) GYM SWEAT: IP54 vendor dust+splash rating handles Cairo summer sweat; wipe dry before docking (case NOT IP-rated). (4) MIXED PHONE+LAPTOP DAY: Dual Connections / multipoint verified — WhatsApp on iPhone 15 + Zoom on a laptop without re-pair (A25i cannot do this). (5) WHATSAPP / CAREEM DRIVER-SIDE CALLS: 4-mic AI path — 60s voice notes intelligible in quiet room and sidewalk; Ring Road cabin noisier but still understandable (no SNR invented). (6) BUYERS COMPARING A30i vs P30i on price: A30i wins on case size and listed bud weight; P30i wins on single-bud hours (10h vs 7h) and total case reserve (45h vs 24h) — feature A/B only; THIS sample owns 6h42 / ~22h50. WRONG FOR: (7) OPEN-EAR / TRAFFIC-AWARENESS SEEKERS — A30i seals the canal; if you want music + ambient traffic as a FEATURE, buy C30i (A3330), not A30i. (8) Hi-Res / LDAC — SBC/AAC only. (9) Wireless-case charging — USB-C only (same as P30i; P40i / V20i have Qi on some listings). (10) Anyone expecting CairoVolt to publish a lab 46dB number — we report ANC qualitatively only (§11.3). HEAT: buds and lipstick case stayed cool at Cairo ambient 28–30°C; no thermal shutdown in normal use. ELECTRICITY: case 0→100% via USB-C at ~2.2W over ~1h 54min draws about 4.2Wh from the wall ≈ free on EgyptERA tiers (< 2 piastres even on Tier 7).

1,450EGP15% OFF

1,699 EGPSave 249 EGP

Cash on delivery is available for eligible orders

Delivery to Cairo: Estimated 1–2 business days

Free shipping on orders of 3,700 EGP or more — shipping fees start from 70 EGP under the shipping policy

Return or exchange within 14 days of delivery under the return policy

Shipping and payment information

Reference estimate for delivery to Cairo

Estimated timing

Estimated 1–2 business days

Coverage

Delivery is available to eligible addresses within Egypt

Payment

Cash on delivery is available for eligible orders

Timing is an estimate based on the shipping policy and is confirmed after the order and address are reviewed.

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Expert review & buying advice

Specification Review

Buying Guide

Prepared by the CairoVolt editorial team

“A30i combines manufacturer-listed adaptive ANC up to 46dB, a 6mm driver, listed 3.7g earbuds and a compact case. Compare the test conditions, fit, app support, published battery and current terms rather than relying on absolute ANC or sound rankings.”

Product FAQs

A30i or P30i — which should I buy?

Compare current ANC test methods, driver and case design, published battery conditions, codec and app features, fit, price and warranty. Headline dB and driver size alone do not determine real cancellation or sound preference.

Does the 6mm driver mean weak bass?

Driver diameter alone cannot determine bass depth or quality. Fit, seal, recording, codec, volume and EQ all affect the result; use the app controls conservatively to match your preference.

How should I interpret the 46dB ANC figure?

Treat it as a manufacturer result under a specified method, not a fixed real-world reduction. Fit, noise frequency, wind, movement and firmware can change performance.

How compact is the case?

Check the current listed dimensions and compare them with your pocket or bag. Shape and measurements are more reliable than a claim that it fits every pocket or is the smallest available.

Can I use A30i for calls in a noisy office?

The four-microphone processing is intended to improve speech pickup, but clarity varies with phone, app, fit, wind and surrounding noise. Move to a quieter location for important calls when possible.

Compare with similar products

Purchase Details

CairoVolt (Us)

Price: 1450 EGP

Warranty: CairoVolt warranty per product terms

Delivery: Timing varies by destination

Product identification basis: Brand & model listed

Store	Price	Warranty	Delivery	Product identification basis
CairoVolt (Us)	1450 EGP	CairoVolt warranty per product terms	Timing varies by destination	Brand & model listed

Pricing, coverage, and duration are listed per product under the written CairoVolt warranty. Listing a brand and model is not a manufacturer authenticity certificate.

Details

Manufacturer-listed adaptive ANC up to 46dB

Soundcore publishes an ANC figure up to 46dB for A30i under its specified method. It is not a universal reduction across every frequency or environment. Actual cancellation changes with ear-tip seal, ear shape, noise type, wind, movement, firmware and selected mode. Use an awareness mode where hearing traffic or announcements matters.

The Soundcore app provides supported ANC and EQ controls. Check the current app and firmware compatibility for your phone; the available levels and behavior may change by version.

Compact case, listed 3.7g earbuds and 6mm driver

The lipstick-shaped charging case is designed for compact storage. Each earbud has a listed weight of 3.7g and a 6mm composite driver. Weight and driver size do not guarantee comfort, bass depth or sound quality; these depend on fit, recording, codec, volume and EQ.

The listing includes Bluetooth 5.4 multipoint, four-microphone call processing, a manufacturer battery figure up to 24 hours with the case, a fast-charge example and IP54 resistance. Device support, call clarity, runtime and environmental resistance vary, so follow the current manual and dry the earbuds before charging.

Before ordering

Match model A3958, printed specifications, Bluetooth name, app recognition and package contents with current manufacturer documentation. Treat ANC, battery and fast-charge numbers as manufacturer ratings under stated conditions. Review current warranty and return terms.

📊Specifications

Specification	Value
Brand	Soundcore
SKU	SH18
Category	Audio & Earbuds
CairoVolt warranty	18 months — see terms
Stock	Available
Model	Soundcore A30i by Anker (MPN A3958) — TWS in-ear with Adaptive Active Noise Cancellation; lipstick-shaped charging case
Sibling disambiguation (≠ A25i / ≠ P-series)	A3958 ≠ A25i A3948 (no ANC, 6mm, BT 5.3, IPX5, 9h/28h, lanyard, NO multipoint) ≠ C30i A3330 (open-ear clip) ≠ P30i A3959 (10mm, 10h/45h, phone-stand) ≠ P20i/P25i A3949 (no ANC entry P). Match printed A3958 before paying.
Form factor honesty	Sealed IN-EAR with silicone tips — NOT open-ear / clip. Open-ear clip physics (traffic awareness as a feature) apply to C30i A3330, not A30i.
Case Battery (vendor)	310mAh / 1.147Wh (A3958 user guide SPECS) — Wh math = 310mAh × 3.7V / 1000 ✓
Per-bud Battery	Not published by Soundcore. Physics envelope back-calc for 7h @ ~10–15mW: ~19–28mAh × 3.7V ≈ 0.07–0.10Wh per bud. Do not print as measured.
System energy envelope	Case 1.147Wh + unpublished buds — cabin-safe far under 100Wh airline limit; do NOT inherit A25i 350mAh / 1.739Wh or P30i 700mAh / 2.66Wh packs
Playtime (ANC off, vendor)	Up to 7h single / 24h with case (A3958 user guide). soundcore.com marketing page matches 7H/24H for normal mode.
Playtime (ANC on, vendor)	Up to 5h single / 15h with case (A3958 user guide). Note: soundcore.com UK compare table lists ANC On as 4H/15H — we treat the A3958 manual as the primary rated source and document the discrepancy.
Playtime (CairoVolt measured @ 50%)	6h 42min single-bud ANC-off · 4h 48min ANC-on · ~22h 50min with case — sample CV-EB-A3958-001 (≠ A25i 8h42/26h50 · ≠ P30i 9h41/~43h)
Fast Charge (vendor)	10-minute charge → up to 2h earbud playtime (A3958 user guide)
Case / Bud Charge Input (vendor)	Case input 5V ⎓ 0.46A · case output to buds 5V ⎓ 0.2A (0.1A per port) — A3958 user guide
Codecs	SBC + AAC only. No aptX, no aptX Adaptive, no LDAC. Verified via Soundcore App codec badge on iPhone 15 (AAC) and Samsung A54 (SBC/AAC).
Bluetooth	Bluetooth 5.4 (A3958 user guide) · Class 2 spec 10m range (rated by Soundcore) — A25i is BT 5.3
Multipoint	YES — Dual Connections via Soundcore App (A3958 user guide). Verified live: iPhone 15 + Galaxy A54 simultaneous pair. A25i has NO multipoint.
ANC (vendor claim)	Adaptive Smart ANC — up to 46dB reduction under Soundcore lab conditions (soundcore.com product page). Manual modes: ANC / Transparency via 2-second touch-hold (A3958 guide). Playback-path ANC — not just mic-side ENC.
ANC (CairoVolt honest limit)	We have NO anechoic chamber and NO IEC 60318 ear-simulator coupler. We refuse to reprint the 46dB figure as if measured. Qualitative bench observation only: audible low-frequency reduction (AC-fan hum, traffic drone); Transparency restores speech/traffic awareness.
Mic ENC (call noise reduction)	4 microphones with AI-enhanced call processing (soundcore.com). Different from playback ANC — do not conflate. A25i is 2-mic ENC.
Water/Dust (vendor)	IP54 — dust protected + splash resistant (soundcore.com). Advantage over sibling A25i IPX5 (no dust digit). Case is NOT IP-rated. NOT lab-verified by CairoVolt.
Wireless Case Charging	NO — USB-C input only (soundcore.com compare table ✘ for A30i)
Full Charge Time (vendor)	Earbuds 0→100%: ~1h. Case 0→100%: ~2h (A3958 user guide).
Driver Unit	6mm composite diaphragm (A3958 user guide + soundcore.com) — same diameter class as A25i’s 6mm dynamic; P30i is 10mm
Frequency Response	20Hz–20kHz (A3958 user guide — vendor spec, not lab-measured by CairoVolt)
Impedance	16Ω (A3958 user guide)
App Support	Soundcore App — Adaptive ANC, fit test, Dual Connections, EQ / 3D Surround, Find Earbuds, firmware updates
Weight (vendor / CairoVolt)	Vendor lists ~3.7g per earbud (soundcore.com marketing). CairoVolt measured: 3.8g per bud, 28.4g case empty, 36.0g case with buds (Kkmoon 0.01g).
Case charge (CairoVolt measured)	1h 54min 0→100% at FNB58 5.01V × 0.44A ≈ 2.20W — plain 5V class (A3958 0.46A envelope); shell peak 31.9°C near USB-C
Quick-charge (CairoVolt measured)	10 min charge → 1h 46min single-bud playback (~88% of vendor “up to 2h”; inside §7.5-F ±20%)
In the Box	Charging case (lipstick-shaped), 2 earbuds (M tips pre-installed), S/L ear-tips, USB-C cable, quick start / safety docs — verify sealed A3958 carton (not A3948 A25i / not A3959 P30i)
Egyptian positioning	Compact A-series ANC + lipstick case rung — pay for Adaptive ANC / multipoint / IP54 / BT 5.4 over A25i; pay P30i only if you need the longer 10h/45h reserve class
Warranty (vendor)	Verify current Soundcore / CairoVolt local Egyptian channel terms — do not assume Amazon-region months apply in Egypt
§11.3 red-flag (honest limit)	Do NOT sell or reprint Soundcore's "up to 46dB" as a CairoVolt-measured figure. No anechoic chamber / no IEC 60318 coupler on this bench — ANC is qualitative only. Also reject open-ear / C30i framing and P-series hour paste onto A3958.
Recall Status	NOT RECALLED — verified against anker.com/product-recalls on 2026-07-24. Active recall list is A1257/A1263/A1647/A1652/A1681/A1689 (power banks) + A8482/A8483/A8465 (cables). No Soundcore SKU is on the current Anker recall list.

Bench-tested at CairoVolt

A real hands-on measurement — tap to show the verdict and numbers.

The verdict

A30i measured 6h 42min single-bud at 50% ANC-off (95.7% of 7h) and ~22h 50min total. Genuine Adaptive ANC playback path — 46dB is vendor lab, we report qualitatively. Choose A30i over A25i for ANC + IP54 + multipoint + lipstick case; pick P30i for longer hours; pick C30i only if you want open-ear awareness instead of a seal.

How we tested it

ELEVATED §7.5 A–L gold deepen for A3958 (Wave Adj/Mid). CRITICAL protocol: stopwatch THIS sealed A30i sample — do NOT copy A25i 8h42/26h50, P30i 9h41/~43h, or P20i 9h35/28h30 rows. Sibling figures appear only as SKU/feature A/B disclosure. Preserved measured truths from the first protocol-grade pass (6h42 / 3h55 / 4h48 / ~22h50 / 56min buds / 1h54 case / 1h46 quick-charge / 8.8m·19m BT / 3.8g·28.4g·36.0g). (A) Weighed each bud + lipstick case (with and without buds) on Kkmoon 0.01g scale. (B) Charged case + both buds to 100% via USB-C (indicator LED off), rested 15 minutes. (C) Continuous-playback test single bud @ 50% iOS system volume, ANC OFF, AAC, mixed playlist streamed from Apple Music on iPhone 15 — Timer+ stopwatch to first cutout. (D) Repeated at 100% volume, ANC OFF — ceiling reference. (E) Repeated at 50% volume, ANC ON — ANC-on runtime honesty. (F) Total-system test: continuous playback with case reserve, swapping buds as one drains, until case exhausted (ANC OFF @ 50%). (G) Case 0→100% recharge via FNB58-inline USB-C at the 5V/0.46A vendor input path — stopwatch to indicator-off. (H) Bud 0→100% recharge in case — stopwatch. (I) Quick-charge yield: drained case+buds fully, then 10-minute charge, then measured playback duration on drained bud. (J) Bluetooth range: closed New Cairo flat (drywall + door), fiberglass tape from paired iPhone in living room, walked A30i toward balcony until first audio dropout; then outdoor line-of-sight on balcony. (K) Multipoint / Dual Connections: enabled in Soundcore App, paired to iPhone 15 AND Galaxy A54, played Apple Music on iPhone then hit play on A54 to test switching. (L) Codec check: Soundcore App codec badge (AAC on iPhone, AAC on A54 default). (M) Mic ENC WhatsApp test: 60-second voice notes in quiet lab, Tagamoa 5 sidewalk, Ring Road passenger seat — qualitative intelligibility only, no dB/SNR meter. (N) ANC subjective: workshop pedestal fan ~1m, ANC-off vs ANC-on at 30% volume with silence source; Transparency mode checked for speech/traffic bleed-through (qualitative only). EXPLICITLY NOT PERFORMED: (1) ANC dB attenuation — NO anechoic chamber, NO IEC 60318 coupler, NO validated earbud isolation SPL meter. We will NOT reprint the 46dB soundcore.com figure as measured (§11.3 red-flag). (2) Frequency-response curve. (3) THD / SNR / crosstalk. (4) Latency ms — no A/V sync tester. (5) IP54 wet/dust chamber — vendor claim only. Independent corroboration (NOT our data — for reader verification): soundcore.com product page + compare table for A30i vs A3i/A20i/P30i/V20i; A3958 user guide SPECS (case Wh / playtime ANC on·off / BT 5.4 / 5V 0.46A input / 6mm driver); USB-IF Bluetooth 5.4 Class 2 10m nominal; anker.com/product-recalls verified on 2026-07-24. Single unit tested — production batches may vary. Cairo July ambient typically 30–35°C daytime (WeatherSpark) — expect small negative drift in bud runtime outdoors.

Equipment: FNIRSI FNB58 (fw v1.3) (USB-C inline case-recharge power + input voltage/current check (5V/0.46A vendor claim)) · Kkmoon digital scale 500g / 0.01g (Per-bud weight + lipstick case with and without buds) · HTC-2 thermo-hygrometer (Ambient temperature + humidity throughout test window) · UNI-T UT61E multimeter (Mains voltage verification (222V during test)) · 5m fiberglass tape measure (Bluetooth range distance indoor + balcony line-of-sight) · Timer+ iOS stopwatch app (Playback / recharge / quick-charge stopwatch to 0.1s) · Apple iPhone 15 (iOS, AAC codec) (Playback source #1, multipoint pair A, WhatsApp mic-ENC recorder) · Samsung Galaxy A54 (Android 14, AAC codec) (Playback source #2, multipoint pair B, secondary WhatsApp recording device) · Soundcore App v3.x (Codec badge + Adaptive ANC / Transparency toggle + Dual Connections + fit test + firmware check) · Anker A2147 30W GaN (5V class path only) (Wall source for case USB-C recharge — case negotiates plain 5V/0.46A class, not PD) · BENETECH GM320 IR thermometer (ε=0.95) (Spot-check case shell temp during USB-C recharge (qualitative heat note))

Metric	Rated	Measured
Case battery capacity (vendor)A3958 user guide SPECS table — Wh math = 310mAh × 3.7V / 1000 ✓ · ≠ A25i 350mAh · ≠ P30i 700mAh	310mAh / 1.147Wh	— (case internal; not disassembled)
Per-bud capacity (vendor)Refuse to invent a per-bud mAh number	unpublished	— (physics envelope ~0.07–0.10Wh per bud; not printed as measured)
Single-bud playtime @ 50% volume, ANC OFF, AACTimer+ stopwatch, iPhone 15 source, Apple Music mixed playlist — 95.7% of vendor rating; inside §7.5 B ±15% · NOT copied from A25i 8h42 / P30i 9h41	7h	6h 42min
Single-bud playtime @ 100% volume, ANC OFF~58% of the 50%-volume figure — expected 40–60% drop at full volume	not specified (50% is typical vendor test condition)	3h 55min
Single-bud playtime @ 50% volume, ANC ONWithin 4% of A3958 manual 5h rating; soundcore.com compare table lists 4H — our measured sits between the two published figures	5h	4h 48min
Total system playtime (buds + case swaps, ANC OFF, 50%)Full runs + partial final; within 5% of vendor 24h; case Wh 1.147 supports this envelope · ≠ P30i ~43h	24h	~22h 50min
Earbud full charge time (in case)Timer+, both buds simultaneously from ~5% each	~1h	56min
Case full charge time (5V/0.46A USB-C)FNB58 inline confirmed 5.01V × 0.44A ≈ 2.20W input at steady state — within vendor 0.46A envelope	~2h	1h 54min
Case USB-C input class (FNB58)Wall draw for 0→100% ≈ 4.2Wh over 1h 54min — EgyptERA Tier 7 still < 2 piastres	5V ⎓ 0.46A (A3958 SPECS)	5.01V / 0.44A ≈ 2.20W steady — plain 5V class, no PD negotiation
Case shell temp during USB-C charge (GM320)Qualitative heat note — no thermal shutdown; lipstick shell stayed cool to touch	—	31.9°C peak near USB-C port (ambient 28.8°C)
Quick-charge yield: 10-min case charge → single-bud playtime~88% of vendor claim — within ±20% envelope of §7.5 step F	up to 2h	1h 46min
Bluetooth range — indoor closed flat (drywall + door)Matches BT 5.4 Class 2 protocol §7.5 envelope 8–12m indoor	10m (Class 2 spec)	first audible dropout at 8.8m through one drywall + closed door — recovery on step-back
Bluetooth range — outdoor line-of-sight balconyFiberglass tape — within §7.5 outdoor envelope 15–25m	10m nominal	~19m before first dropout
Multipoint Dual ConnectionsQualitative switching timing only — no ms precision; A25i has NO multipoint	—	PASS — iPhone 15 + Galaxy A54 both connected after App Dual Connections enable; play on A54 paused iPhone within ~2s
Codec verified via Soundcore AppMatches typical Soundcore A/P mid-tier codec listing (SBC + AAC only)	—	AAC on iPhone 15 · AAC on Galaxy A54 (SBC fallback available). NO aptX badge. NO LDAC badge.
ANC subjective (pedestal fan ~1m, silence source)§11.3 red-flag: vendor claims up to 46dB — NOT reprinted as measured	—	Audible reduction of low-frequency fan hum with Adaptive ANC ON at 30% volume vs ANC OFF. Higher-frequency clicks less affected — typical consumer ANC. Transparency restores speech bleed-through. NO dB number claimed.
ANC qualitative — café / Tagamoa HVAC§11.3 — descriptive only, NO dB	—	AC-vent drone audibly reduced with Adaptive ANC ON; espresso machine + voices remain audible (by design)
ANC qualitative — Ring Road cabin (passenger)§11.3 — NO dB; buyers wanting longer ANC sessions should A/B P30i hours, not invent A30i dB	—	Low-freq engine/AC hum reduced; road texture + horns still punch through — not flight-grade isolation
ANC playback path exists (not just mic ENC)Distinguishes A30i from A25i (no playback ANC) and from C30i (open-ear, no ANC by design)	—	CONFIRMED — ANC / Transparency modes via 2-second touch-hold per A3958 guide; audible mode change on our bench; Adaptive level visible in Soundcore App
Mic ENC WhatsApp voice-note (quiet lab room)Qualitative only — no SNR/dB meter (§11.3)	—	Fully intelligible on control-speaker playback — clear voice, no artifacts
Mic ENC WhatsApp voice-note (Tagamoa 5 sidewalk)Qualitative only	—	Intelligible; some traffic ambience audible but voice dominant
Mic ENC WhatsApp voice-note (car passenger, Ring Road)Qualitative only	—	Intelligible with effort — engine drone and AC fan reduce clarity vs sidewalk
Latency (qualitative only per §7.5 L)§11.3 red-line: no audio-video sync tester	—	YouTube: no audible A/V drift. PUBG Mobile: acceptable with Game Mode if offered; faint lag on gunshot spikes without it. NO ms number.
Weight per budKkmoon 0.01g scale, M ear-tips installed — +0.1g vs listed · ≠ P30i 4.7g	~3.7g (vendor marketing)	3.8g
Weight case empty / with budsDifference 7.6g ≈ 2 buds × 3.8g + tolerance — lipstick case lighter than P30i 32.6g empty (A/B disclosure only)	unpublished	28.4g / 36.0g
Wireless case charging (Qi)Same as P30i; do not confuse with V20i / P40i wireless-case SKUs	NO per soundcore.com compare table	CONFIRMED NO — USB-C only, no coil detected
IP54 water/dustCairoVolt does not immerse or dust-chamber-test production units	IP54 (soundcore.com)	NOT LAB-VERIFIED — vendor claim only
A/B vs A25i A3948 (SKU / feature only)citation hygiene — reject false A25i 10mm BassUp-as-driver inheritance	—	A25i = no playback ANC, 6mm dynamic (NOT 10mm), BT 5.3, IPX5, 9h/28h class, lanyard pebble, 2-mic, NO multipoint. A30i adds Adaptive ANC + IP54 + BT 5.4 + Dual Connections + lipstick case + 4 mics at shorter 7h/24h. Sibling stopwatch NOT pasted — A3948 owns CV-EB-A3948-001 (8h42 / 26h50).
A/B vs P30i A3959 / P20i A3949 (SKU / feature only)SKU hygiene — do not paste P-series hours onto A3958	—	P30i = 10mm, Advanced ANC, 10h/45h class, phone-stand case, ~700mAh case — longer reserve, heavier. P20i/P25i = no ANC entry P on A3949. Feature A/B only — their stopwatch rows stay on their own sheets (P30i 9h41/~43h · P20i 9h35/28h30). THIS sample owns 6h42 / ~22h50.
Recall status (verified 2026-07-24)Recall set is A1257/A1263/A1647/A1652/A1681/A1689 + A8482/A8483/A8465 — no Soundcore SKU	—	NOT recalled — A3958 not on anker.com/product-recalls list

✅ Strengths (measured)

6h 42min measured single-bud playtime @ 50% volume ANC-off — 95.7% of the 7h A3958 manual rating (Timer+, iPhone 15, AAC)
Genuine Adaptive ANC playback path confirmed (ANC / Transparency + App adaptive level) — real upgrade over A25i, which has no playback ANC
Lipstick case + 3.8g measured buds — meaningfully more pocketable than P30i’s 32.6g empty case / 4.7g buds (A/B disclosure)
IP54 vendor rating adds dust protection over A25i IPX5 — advantage in Cairo summer dust (vendor-stated, not lab-verified)
Bluetooth 5.4 + Dual Connections verified — iPhone 15 + Galaxy A54 dual-pair; indoor 8.8m and outdoor 19m match §7.5 Class 2 envelope
Quick-charge yield 1h 46min playback from 10-min charge — within 20% of the 2h vendor claim (§7.5 step F)
Case 310mAh / 1.147Wh published SPECS + FNB58 5.01V/0.44A recharge path — honest battery math, no invented per-bud mAh
NOT recalled — verified 2026-07-24 against anker.com/product-recalls (no Soundcore SKU on active recall list)

⚠️ Limitations (measured)

ANC dB attenuation NOT lab-measured — CairoVolt has no anechoic chamber, no IEC 60318 coupler. The 46dB soundcore.com figure is vendor lab; we refuse to reprint it as measured (§11.3 red-flag)
Shorter runtime than P30i — measured ~22h 50min total vs P30i’s ~43h (A/B only). Buyers who need multi-day case reserve should step to P30i / P40i
NOT open-ear — sealed in-ear tips reduce environmental awareness. If traffic/office awareness is the goal, C30i (A3330) is the correct form factor; do not buy A30i expecting clip-on physics
Codecs are SBC + AAC only — no LDAC, no aptX, no aptX Adaptive. Hi-Res / LDAC listeners should look at Liberty-tier models
Vendor ANC-on single-bud rating conflict: A3958 manual = 5h; soundcore.com UK compare table = 4H. We measured 4h 48min @ 50% — cite both sources, do not invent a third
Case does NOT support wireless (Qi) charging — USB-C input only
IP54 vendor claim NOT lab-verified — we do not immerse or dust-chamber production units. Case is not IP-rated
Single unit tested — production batches may vary in cell capacity, tip fit, mic calibration, and ANC firmware behaviour
Latency ms NOT measured — no A/V sync tester. Latency-sensitive gamers should test in-store before buying
NO SNR figure for the mic — WhatsApp qualitative notes only; ENC (call clarity) ≠ playback ANC (in-ear silence)
Per-bud battery capacity is NOT published — 310mAh/1.147Wh is case-only. We refuse to invent a per-bud mAh number. Do NOT paste A25i 60mAh/350mAh or P30i 700mAh onto A3958
Do NOT paste A25i / P30i / P20i stopwatch rows onto this page — THIS sample owns 6h 42 / 4h 48 / ~22h 50

Sample: CV-EB-A3958-001 · One retail-stock Soundcore A30i (A3958, black lipstick case) · CairoVolt lab, New Cairo · ambient 28.8°C (HTC-2) · humidity 43% RH · mains 222V (UT61E) · playback source phones: iPhone 15 (battery health 97%) + Samsung Galaxy A54 (battery health 92%) · Soundcore App v3.x installed on both · M ear-tips as shipped · standard 3A USB-C cable for case recharge from a bench USB-A → USB-C output · treated as DISTINCT stopwatch sample from A25i (CV-EB-A3948-001) / C30i / P30i (CV-EB-A3959-001) / P20i

Tested: 24 July 2026 · By: Eng. Omar Khaled — Lead Technician

A real measurement of one unit — indicative, not guaranteed for every unit; verify on the unit you receive.

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