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 6135-01-290-6487
NSN 5950-01-063-4089
NSN 5930-00-615-7037
NSN 5920-01-424-8094
NSN 2925-00-516-8841
NSN 6685-00-018-1842
NSN 6150-01-283-1860
NSN 5975-01-312-1652
NSN 6650-00-364-7866
NSN 5990-00-116-6590
NSN 6105-01-146-8148
NSN 4140-01-628-9921