ITEM NAME:Adjustable Digital Hearing Aid Kit Behind the Ear BTE Sound Voice Amplifier G Ew.1 x Ear Sound Amplifier. Comfortable for either right or left ear, good performance. Input Noise: ≠¤ 30 dB. Max Saturated Sound Pressure: 130dB+5dB. Sound gain: ≠¥50dB. Harmonic Wave Distortion: ≠¤50%. Due to the difference between different monitors,there are color differences,pls take the real product as the standard!
