BTE Rechargeable Hearing Aid

BTE Rechargeable Hearing Aid This G-25 is an unique and new developing USB rechargeable Trimmer operated BTE hearing aid for the moderate and severe hearing loss. Advantages: USB power charger interface, for the moderate and severe hearing loss, with high quality sound frequence control mode N-H trimmer, the 3.7V USB interface for power charger, low power work 0.8mA,the rechargeable Li-battery, Built-in Battery work for 100 hours by only 4 hours power charger, 500 times rechargeable Battery Life the hearing aid body has the trimmer mode button, the Power on/off switcher, the volume wheel button, the LED power indicator, Specification: 1.Max sound output: 130±5dB 2.Sound gain: ?45dB 3.Total harmonic wave distortion: ?5% 4.Frequency range: 200Hz?4500Hz 5.Input noise: ?28dB 6.Voltage: D.C.3.7V,0.8mA low power 7.Rechargeable battery working 100hours url:http://www.byvisiontech.com