Noise reduction rating shall be 20 db or greater. No external dc bias will be provided. The microphone shall be dynamic or electret non amplified, noise cancelling type. The earphones shall have dual independent volume controls providing 15 db or greater listen level attenuation.
NSN 6645-01-435-6373
NSN 2925-01-425-7087
NSN 4140-01-130-1456
NSN 5910-00-319-2719
NSN 6685-01-110-9393
NSN 6620-01-360-4725
NSN 6145-01-524-0558
NSN 5835-01-034-1255
NSN 4140-01-440-9203
NSN 6240-00-334-6766
NSN 5895-01-004-9861
NSN 5935-00-118-7263
Last Updated: 09/26/2024