ZIQINGHEALTH
Simulated Audio Hearing Aid – Natural Sound, Noise Reduction, Rechargeable & Comfortable
Simulated Audio Hearing Aid – Natural Sound, Noise Reduction, Rechargeable & Comfortable
Giá thông thường
$11.20 USD
Giá thông thường
Giá bán
$11.20 USD
Đơn giá
trên
Không thể tải khả năng nhận hàng tại cửa hàng
| Maximum sound output | 129+/- 3dB |
| Working hours | About 40 hours |
| Sound gain | 40dB+/- 5dB |
| Harmonic distortion | ≤10% |
| Frequency range | 500-5000 Hz |
| Equivalent input noise level | ≤32 dB |
| Working voltage | DC 3.7V |
| Working current | ≤1.2mA |
| Charging time | About 3 hours |
