Motorola Windporting Remote Speaker Microphone, Product Type Windporting Remote Speaker Microphone, Compatible Radio Brand Motorola, Compatible Radio Series MOTOTRBO, MXP, Compatible Radio Manufacturer Model Number MOTOTRBO Ion, MOTOTRBO R7, MOTOTRBO R7a, MXP600, MXP660, Earpiece Jack Size 3.5 mm, Radio Connector Type R7, Noise Prevention Windporting, Push To Talk Yes, Intrinsically Safe Yes, Cord Length 6 ft, IP Rating IP68, Color Black, Overall Height 1 in, Overall Length 3 in