Motorola Windporting Remote Speaker Microphone, Product Type Windporting Remote Speaker Microphone, Compatible Radio Brand Motorola, Compatible Radio Series APX, MOTOTRBO, MXP, Compatible Radio Manufacturer Model Number APX N30, APX N50, APX N70, 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, Waterproof Yes, IP Rating IP68, Color Black