WARM TIPS: This headset only works for Midland walkie talkies, not for Motorola, Kenwood, Baofeng,or any other brands. Acoustic tube earpiece adopted high quality electret speaker, you can hear crystal clear sound in noise environment. Not muffled no crackling. Sensitive PTT&MIC, omni-directional condenser microphone which can produce high quality sound even in loud environments. Reinforced TPU cable with Kevlar fiber with high strength and durability. Package incluede: Compatibility Compatible with Midland GXT,LXT and G-series Models Radios:G-225, G-226, G-227, G-300, G-300M, GXT250, GXT255, GXT300, GXT325, GXT400, GXT444, GXT450, GXT500, GXT550, GXT555, GXT565, GXT600, GXT635, GXT650, GXT656, GXT661, GXT700, GXT710, GXT735, GXT750, GXT771, GXT756, GXT757, GXT800, GXT808, GXT850, GXT881, GXT720, GXT775, GXT900, GXT950, GXT740, GXT785, GXT1000, GXT1050, LXT210, LXT216, LXT310, LXT410, LXT300, LXT303, LXT305, LXT315, LXT320, LXT350