Unitron Insera B-312
Blu custom ITE with direct connectivity
Insera B-312 is from Unitron's Blu platform, launched in 2021 and two generations behind Smile, but still listed in the UK. It is the wireless model in the Insera custom range, available in styles from IIC to full shell according to Unitron.
- Connectivity
- Made For All Bluetooth Classic to iPhone, Android and other Bluetooth devices
- Style
- In-the-ear custom (wireless)
Disposable
Battery · Size 312 zinc-air
Who it's good for
Is Insera B-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.
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Everyday real world
3/5
Older automatic platform; fine for everyday use but behind current Unitron models.
Best for everyday → -
TV turner-uppers
4/5
Streams via Bluetooth and the Unitron TV Connector.
Best for TV → -
Golfers and outdoors
3/5
No IP rating published.
Best for golf → -
Socialites
3/5
Directional processing helps in moderate noise.
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
2/5
No published water rating, so keep it dry during exercise.
Best for active → -
Tinnitus sufferers
4/5
Built-in Unitron tinnitus sound generator, adjustable from the app.
Best for tinnitus →
The interesting technical bits
What's inside
- Blu platform with automatic sound environments
- Made For All direct Bluetooth connectivity
- Tinnitus masker, TV Connector and PartnerMic compatible
About Unitron Insera B-312
Insera B-312 is from Unitron's Blu platform, launched in 2021 and two generations behind Smile, but still listed in the UK. It is the wireless model in the Insera custom range, available in styles from IIC to full shell according to Unitron.
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 | Unitron |
|---|---|
| Family | Insera (Blu) |
| Style | In-the-ear custom (wireless) |
| Launched | 2022 |
| Chip / platform | Blu |
| Technology levels | 9, 7, 5, 3, 1 |
| Power | Size 312 zinc-air disposable |
| Streaming | Made For All Bluetooth Classic to iPhone, Android and other Bluetooth devices |
| Auracast broadcast audio | No |
| App | Remote Plus |
| Tinnitus support | Yes |
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Book a free demo of Unitron Insera B-312
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