2 pin K connector compatible with lots of Radios from Kenwood HYT, Puxing, Wouxun Baofeng,pack of 5 The plug is gold-plated to prevent plug oxidation and avoid contact failure,less distortion and stable performance for a long service life Transparent acoustic tube and 2 different size of soft silicone earbuds to fit snuggly in your earCovert acoustic tube transmits more clear sound, makes the voice easily heard The push-to-talk(PTT) button on the microphone is easy to use,ensure the smooth communication with your team The PTT microphone can be easily attached to your clothes with the 360-degree rotating clip. The smooth clip will never break your clothes