In-the ear type, custom made; consists of a microphone; transmitter; air receiver; enclosed in a custom-made shell; and a presentation case
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 5920-01-217-1637
NSN 5930-01-049-7456
NSN 6110-01-018-8742
NSN 5930-01-373-6390
NSN 5855-01-646-5962
NSN 5990-01-364-0813
NSN 5920-01-659-6305
NSN 5985-00-277-7371
NSN 7035-01-271-1643
NSN 6620-00-712-4431
NSN 6620-01-399-3615
NSN 5905-01-044-8438