2.5 3.5 mm 2prong connector,compatible with Midland 2pin radios like GXT,LXT,gmrs,x tra and G-series walkie talkies. Behind the head over the ear style headset Push-to-talk button and mic provide fine audio reception and transmision, great sound quality, louder and clearer. Reinforced tpu long cable. Package includes: 1 headset PZYPYM Behind The Head Over Ear Walkie Talkie Headset Boom Mic Headphone Ptt Earpiece for Midland 2 Pin Radios gxt1000 lxt gmrs avp5