Peltor's latest electronic talk-thru headset combines our most sophisticated surround sound listening electronics with a new slim-line profile cup design. Advanced talk-thru electronic design will allow for continuous communication on 2-way radios even when batteries fail, only talk-thru feature is inoperable until batteries are replaced. Cup microphones provide talk-thru listening capability. Electronics will instantaneously suppress harmful impact noises to 82 dBA inside the earcups, while amplifying up to 18 dB ambient noises/voices. They have a really long battery life of 270 hours off of 2 AA batteries (Not Included). Kit includes a black carrying bag, headset and push to talk harness cable. NOTE: All sales on this item are final.