Speaker Microphone, Product Type Speaker Microphone, Compatible Radio Type Handheld, Compatible Radio Brand Kenwood, Compatible Radio Series NX-P1000 Series, Compatible Radio Grainger Model Number 35MC37, 35MC38, 43Y985, 43Y986, 43Y987, 43Y988, 43Y989, 43Y990, Earpiece Jack Size 2.5 mm, Radio Connector Type 2-Pin, Noise Prevention Not Applicable, Push To Talk Yes, Intrinsically Safe Yes, Keypad Included No, Material Plastic, Waterproof Yes, IP Rating IP55, Color Black, Overall Height 2 in