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 5965-01-570-9070
NSN 6620-01-026-3546
NSN 5905-01-147-6277
NSN 6320-00-194-4252
NSN 6620-00-371-7109
NSN 5910-01-172-2950
NSN 5905-01-587-6291
NSN 5990-01-235-8404
NSN 5930-00-351-7991
NSN 5935-00-555-0285
NSN 6610-01-351-0072
NSN 6135-00-826-4798
Last Updated: 05/25/2024