Sound Enhancement Amplifier Hearing Aid Machine - Enjoy Life Again in Maxi!
Specification:
Max sound output: 130±5dB
Sound gain: ≥50dB
Total harmonic wave distortion: ≤5%
Frequency range: 300-4000Hz
Input noise: ≤30dB
Voltage: DC1.5V
Current: ≤4mA
Battery model no – P675
For orders in our web page: 12e. For inboc or other orders 14e