Custom-made; complete aid consisting of microphone, transmitter, and air receiver enclosed in a custom-made shell
A device designed especially to improve the input of the sound level for the hearing-impaired. It has switches which can adjust the sound level of the volume to provide the user's decibel needs. It contains a microphone and a transmitter, as well as a compartment for batteries. It may be worn behind the ear, as a component of eyeglasses, or placed elsewhere on the body. Excludes earphone and headset, electrical.
Classification: Other instruments and appliances used in medical, surgical, dental or veterinary sciences, nesoi
NSN 6650-00-313-4172
NSN 4140-01-223-7788
NSN 5930-01-406-3203
NSN 2925-01-350-0200
NSN 5975-01-254-1639
NSN 6240-01-244-3383
NSN 5935-01-446-6206
NSN 2925-00-251-0105
NSN 5895-01-558-6091
NSN 5855-01-105-7793
NSN 6150-01-529-3990
NSN 6620-01-128-4462