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Wireless earbuds · Product spotlight

Nothing Ear (a): a compact pair for mixed-device days

Light earbuds with ANC, dual connection and a small USB-C charging case.

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Researched buying guide

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Keep the model name clear

Ear (a) is its own model, with different features from Nothing Ear and later generations. The linked offer is black and includes the charging case. Its light earbuds and small case make it a plausible everyday companion, while the transparent styling is a preference rather than a performance advantage. Check the full model name when switching colour or bundle options on the listing.

Fit comes before settings

Generic earbuds and three sizes of tips beside a mirror
Find a secure tip fit

Try the supplied tips before choosing an ANC strength or adjusting bass. A loose seal can undermine both isolation and sound balance. The 45dB figure describes a maximum manufacturer claim, not an equal reduction of every surrounding sound. Transparency is useful when you need more awareness; none of these settings removes the need to notice your surroundings.

Use the connection you have

Dual connection is useful when a phone and computer share your day. LDAC is available only with a supporting source and enabled settings; the feature is not created by pairing to any Bluetooth device. Nothing X provides useful controls and EQ, but Ear (a) lacks the advanced EQ and personal sound profile listed for Nothing Ear. Choose based on the adjustments you actually need.

Budget for ANC and calls

An adult using generic black earbuds and a phone in a courtyard
Calls during an everyday break

Nothing’s longest runtime figures use ANC off. With ANC or Transparency enabled, its claim drops to 5.5 hours per charge and 24.5 hours with the case. Calls have separate, shorter figures. A quick top-up may help between meetings, but these laboratory results are not a guarantee for your volume, codec or reception. Keep a cable available if calls fill your afternoon.

Consider the case as well

Charging is by USB-C, without wireless charging. The earbuds’ IP54 rating is stronger than the case’s IPX2 protection, so do not treat the whole package as equally weather-resistant. Ear (a) suits someone wanting practical controls and switching without every premium extra. If wireless charging or deeper sound personalisation matters daily, that limitation deserves more weight than the styling or a maximum battery headline.

Technical details

Specifications and compatibility.

Nothing Ear (a) · black technical specifications
SpecificationDetails
Linked versionEar (a), black; B0CXPR5412
Earbud weight4.8g each
Device switchingDual connection
Case chargingUSB-C; no wireless charging
Driver11mm dynamic; PMI + TPU diaphragm
Bluetooth5.3
CodecsSBC, AAC and LDAC; source support required
Noise controlsAdaptive ANC, high/mid/low settings and Transparency
ANC claimUp to 45dB; up to 5,000Hz range; not uniform attenuation at every frequency
EQ / appNothing X; custom EQ and Bass Enhance; no advanced EQ or personal sound profile
CompatibilityManufacturer lists Android 5.1+ and iOS 13+; current app/device features can add requirements
Music, ANC offUp to 9.5h earbuds / 42.5h with case
Music, ANC or Transparency onUp to 5.5h earbuds / 24.5h with case
Calls, ANC off / onUp to 5.2h / 4h earbuds; 23h / 18h with case
Fast charge10 minutes: up to 3.2h earbuds / 10h with case, ANC off
Battery capacity46mAh per earbud; 500mAh case
Earbud size30.9 × 21.7 × 24.3mm
Case size / weight47.6 × 63.3 × 22.7mm; 39.6g
ResistanceEarbuds IP54; case IPX2; different levels of protection
ControlsPinch controls; settings through Nothing X
ChatGPT integrationRequires a supported Nothing phone and current software; not standalone earbud AI
Test conditionsNothing battery figures use AAC, 50% volume and laboratory conditions; LDAC/ANC can change runtime
PackageOne pair, case, tips, USB-C cable and documentation

The final check

A good fit if…

You want lightweight ANC earbuds, dual connection and app adjustments, and are happy to charge the case by cable.

Keep in mind

No wireless charging, advanced EQ or personal sound profile. Case protection is only IPX2; optional phone integrations have additional requirements.

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