Xingma Xm707T Bte system Sound Amplifier Hearing Aid machine

Xingma Xm707T Bte system Sound Amplifier hearing aids is a small electronic device that you wear in or behind your ear. It makes some sounds louder so that a person with hearing loss can listen, communicate, and participate more fully in daily activities. A hearing aid can help people hear more in both quiet and noisy situations. However, hearing aid has three basic parts: a microphone, amplifier, and speaker. The hearing aid receives sound through a microphone, which converts the sound waves to electrical signals and sends them to an amplifier. The amplifier increases the power of the signals and then sends them to the ear through a speaker. OEM material, 129 ± 5 dB maximum volume output, ≤28 dB input interference level, 5-40 degree operating temperature, 0-38 degree storage temperature. The ear should be worn by adjusting the minimum volume, gently increase the volume to avoid sudden noise growth, remove the battery if you don't use it for a long time, 110g weight, 92 x 72 x 32 mm dimension.