Custom-made; complete aid consisting of a 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 4140-01-298-3751
NSN 6650-00-968-1836
NSN 6150-01-649-1513
NSN 5996-00-222-6049
NSN 5965-00-752-5823
NSN 5996-01-553-1118
NSN 5950-01-634-0677
NSN 5975-01-239-2623
NSN 6150-01-391-4934
NSN 5990-01-321-2997
NSN 5990-01-514-8030
NSN 6220-00-111-3188