**********D shape earpiece for two way radios; with D ring design for stay in ears well without falling off; its comfortable hygienic and lightweight and works on right or left ear*****Remote built in mic with stainless steel clip allows you clip the mic to collar close to mouth for transmit clear sound; sensitive PTT mic to pick voice for no-nonsense hands free efficient conversations*****Soft PU wire cable for greater durability and clearly transmit voice in extreme noise situations; such as nightclubs; bars; paintball; security; restaurants; hotels; airports; casinos; manufacturing plants; conventions; concerts; warehouses; and noisy environments*****Total length 135 cm; length from D-ring to PTT 35 cm; length from PTT to connector 100 cm*****Compatible with H-777 RT21 RT22 RT-5R RT17 RT18 RT19 RT27 Baofeng UV-5R series BF-F8HP BF-888S Arcshell AR-5 Kenwood two way radio and more