Handheld speaker mic with PTT is pretty handy and easy to operate it for handsfree conversations with your teammates
3.5mm earphone audio jack listen only earpiece for the ultimate accessory solution; pretty necessary when you don't like to other people listen to your partners private communication in noise environment
360 degree swivel lapel clip on the back of the microphone allows you clip the mic on shoulder or collar close to mouth to transmit clear sound
Compatible with Retevis 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
2 pin standard diameter ear 3.5mm stereo of top pin; mic 2.5mm stereo of bottom pin; space of two-pin is 11mm