plastic
可以
hearing aids
white and black
FT-03B
Eran and support OEM and ODM
Digital Sound Amplifier portable Hearing helper Open Fit for Hearing Loss rechargeable wireless hearing earbuds
| Number of WDRC channels | 16 channels |
| Maximum output sound pressure level(OSPL90) | ≤113dB+3dB |
| Full-on Gain(FOG50) | 45dB±3 dB |
| Frequency | ≤200 Hz~≥8000 Hz |
| Equivalent input noise/EIN | 25dB |
| Rated current consumption | 6mA |
| Battery capacity | 400mAh(Charging case)+60mAh*2(Hearing aid) |
| Hearing aid working time | 8hours |
| Talk Time | 6.8 hours |
| Transmission range | 10m (Free Space) |
| Range of application | mild to moderate hearing loss |
30 日