Ritron Radio Remote Spkr-Mic RSM-3XA

Speaker Microphone, Product Type Speaker Microphone, Compatible Radio Type Handheld, Compatible Radio Brand Ritron, Compatible Radio Series Jobcom JBS, Compatible Radio Grainger Model Number 4RB57, 4RB58, 4RB59, 4RB61, 4RB62, 4RB67, Earpiece Jack Size 2.5 mm, 3.5 mm, Radio Connector Type 2-Pin 2.5mm Mic/3.5mm Plug, Noise Prevention Not Applicable, Push To Talk Yes, Intrinsically Safe Yes, Keypad Included No, Material Polycarbonate, Cord Length 20 in, Waterproof No, IP Rating Not Applicable