SoloLift 5 pcs Walkie Talkie MiNi Handheld Remote Microphone Speaker MIC Baofeng Kenwood Puxing Wouxun TYT HYT Pofung Walkie Talkie 2 Way Radio 360 Degree Swivel Two-pin standard diameter: Ear 3.5mm stereo(top pin).Mic 2.5mm stereo(bottom pin);Space of two-pin:11mm Has a remote earpiece plug adapter (3.5mm headphone jack) - plug in and listen to your conversations discretely 360 degree swivel lapel clip on the back of the microphone allows you clip the mic everywhere you want Radio can be placed anywhere with it conveniently,located - wear it on your collar to keep the volume near your ear Quantity:5 PCS