Speaker Mic Microphone for Motorola two Way Radio Walkie Talkie Compatible with Motorola XPR6550 APX6000 APX1000 APX4000 XPR7580 XPR7350 APX7000 XPR7550 XPR6350 and so on. Strong swivel clip to keep the speaker secured when not in use. Easy Push to Talk button Kevlar Reinforced PU cable & Durable Coil Cord, High Tensile Strength & Long-life Design High Quality Omni-Directional Microphone & Electret Speaker Enable Voice to Be Transmitted Clearly Even in Loud Environments Rugged Detachable (Replaceable) Swivel Clip & 3.5mm Audio Jack,The 3.5mm jack of this mic output MONO audio, it just support listen only earpiece.