2 pin plug,compatible with Midland GXT,LXT,gmrs,x tra and G-series walkie talkies. Walkie talkie behind the head headset with finger ptt and boom mic. Please check the size to see the suitability for your head. High audio quality for both receiving and transmitting,loud and clear, no sound leaking. Package contains: 1 headphone HELETUL Boom Mic Ptt Earpiece Behind Head Over The Ear Two Way Radio Headset Headphone for Midland Walkie Talkies 2 Pin GXT GMRS LXT