Rexton BiCore R 312

Battery-powered and ATEX certified.

Battery-powered BiCore RIC with Lifeproof microphones, 60% lower binaural latency and up to 89 hours per battery.

Hearing loss: Your audiologist will advise
Connectivity: MFi (iPhone) and ASHA (Android)
Battery: Battery
Style: Receiver-in-canal

Hearing aid style

Receiver in Canal (RIC)

Battery · Size 312

Water · rated

Hands-free

Calls · phone calls

Who it's good for

Is BiCore R 312 right for you?

Our audiologists' guide to how this model suits different lifestyles, based on its features. Your hearing test results matter most, so we'll always confirm at your appointment.

Everyday real world

3/5

Dependable RIC for people who prefer disposable batteries.
Best for everyday →
TV turner-uppers

4/5

Streams TV audio via the optional Rexton TV Sound accessory.
Best for TV →
Golfers and outdoors

4/5

IP68 with wind noise reduction and batteries that last several days.
Best for golf →
Socialites

3/5

BiCore separates speech from noise, but lacks Multi-Voice Focus.
Best for social →
Phone and video calls

5/5

Hands-free calls: the hearing aid microphones pick up your voice, so the phone stays in your pocket.
Best for calls →
Music lovers

3/5

Streams music in stereo from your phone.
Best for music →
Active and sporty

4/5

IP68 rated against sweat, rain and dust.
Best for active →
Tinnitus sufferers

4/5

Built-in Rexton tinnitus noiser, adjustable from the app.
Best for tinnitus →

The interesting technical bits

What's inside

Speech Preservation Technology
Size 312 battery, up to 89 hours without streaming
MFi and ASHA streaming, Headset Mode via MFi (80, 60, 40)
60% lower binaural latency than the previous generation
IP68 rated
Lower-cost R312 BT 10 version

Key features

01

Up to 89 hours

Long life from a standard 312 battery.
02

60% lower binaural latency

Faster communication between both hearing aids.
03

Lifeproof microphones

Protection for everyday life.
04

ATEX certified

Approved for potentially explosive environments.

About Rexton BiCore R 312

Rexton BiCore R 312 is a receiver-in-canal hearing aid using standard size 312 batteries. It offers 60% lower binaural latency, Lifeproof microphones, a tactile rocker switch and ATEX certification, with up to 89 hours of use per battery.

Specifications

From manufacturer information, checked October 2026. Battery figures vary with streaming and settings. Your audiologist will confirm the right receiver, dome and settings at your fitting.

Brand	Rexton
Family	BiCore
Style	Receiver-in-canal
Chip / platform	Rexton BiCore
Technology levels	80, 60, 40, 30, 20, 10
Hearing loss range	Your audiologist will advise
Power	Size 312 disposable
Battery life	Up to 72 hours
Battery notes	Up to 72 hours including 20 hours of streaming, or 89 hours without streaming
Streaming	MFi (iPhone) and ASHA (Android)
Hands-free calls	Yes
Water and dust rating	IP68
App	Rexton App
Tinnitus support	Yes, recommended for tinnitus
AI and smart features	Rexton Assist (AI-based in-app sound customisation)