Hearing aid

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