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Help CenterThin Tube Bluetooth&rechargeable Personal Sound Amplifier HA
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1.Bluetooth&APP control BTE digital hearing aids
2. hearing aid & streaming function
3. Easy Rechargeable Battery
4. Directional Mic.
5. OpenFit design.
Mira 402
/ Digital Processing
/ 4 channels WDRC amplifier
/ 12 bands frequency shaping
/ Widebands MPO
/ 10 bands LNR Layered Noise Reduction
/ Directional MIC
/ AFC Adaptive Feedback Cancellation
/ 4 memories provide:
Quite/noise/music/phone
/ Low battery warning
/ Low power consumption
/ Programmable
Signature feature
/ Detachable battery design
/ One-in-all push button
/ Made for iOS & Android device
/ APP provide:
Volume, treble and bass adjust
Programs switch
Pure tone audiometry
Auto fitting
Pure audio streaming
/ E-charger & rechargeable battery
1 hrs quick charging
14 hrs hearing aid mode or,
2 hrs music/phone mode
Technical Data
| Feature | Mira 202 | Mira 402 | Mira 602 |
| DSP process | 2ch digital | 4ch digital | 6ch digital |
| Memory switch | Y | Y | Y |
| Programmable | N/A | Y | Y |
| Measurement | |||
| Peak OSPL90(dB SPL) | 120 | 120 | 120 |
| OSPL90-HFA(dB SPL) | 110 | 110 | 110 |
| Peak Gain(dB) | 40 | 40 | 40 |
| HFA/FOG(dB) | 30 | 30 | 30 |
| Reference test gain(dB) | 27 | 27 | 27 |
| Frequency range(Hz) | 600-6000 | 600-6000 | 600-6000 |
| Harmonic Distortrion | % | % | % |
| @500Hz(%) | 1.0 | 1.0 | 1.0 |
| @800Hz(%) | 1.0 | 1.0 | 1.0 |
| @1600Hz(%) | 1.0 | 1.0 | 1.0 |
| EQ Input NOISE(dB) | 30 | 30 | 30 |
| Battery size custom | 45mAh | 45mAh | 45mAh |
| Battery current(mA) | <3mA | <3mA | <3mA |
ANSI S3.22/2003 &IEC118-7/2005 (HA2-2CC Coupler)
/Data may be subject to change with product refinement
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