Peltor 3M ComTac Dual Comm A-C-H Headband Headset Kit with 2 PTT adaptors (88061-00000) 3M Peltor ComTac Dual Comm A-C-H Headband Headset Kit with 2 PTT adaptors are built to military environmental and ballistic standards. ComTac A-C-H Dual Comm Headsets from Peltor include two push to talk adapters compatible with MBITR, PRC148, PRC117 and PRC-150 radios. Peltor Com Tac A.C.H Headsets are the highest-rated hearing protectors available to the military with a noise reduction rating (NRR) of 21dB. The external microphones on these headsets provide "talk-thru" capabilities, which leaves soldiers able to maintain situational awareness and have greatly valued hearing protection. 3M Peltor ComTac ACH Headsets are third generation ComTac Tactical Communication Headsets. These tactical headsets have a new cup profile which is designed for better fit and improved comfort while wearing your Advanced Combat Helmet. Features: - Compatible with MBITR, PRC148, PRC117 and PRC-150 radios - 500+ hours battery life (2 AAA) - Improved Audio - Noise Reduction Rating (NRR) 21dB - Military Environmental Standards - Military Ballistic Standards - EMI Standards - Improved Tactical Keypad - New Boom Design - Available in Foliage Green, Coyote Tan and Olive Drab