Technical Specifications Attribute Details Manufacturer GREAT Model GT-418 Product Category Transceiver Mic Wiring Pin 1 – Shield / Ground Pin 1 – Switch Line Pin 2 – Mic Audio Pin 3 – TX / PTT Pin 4 – RX

Technical Specifications Attribute Details Manufacturer GREAT Model PROMINENT Product Category Transceiver Mic Wiring Pin 1 – Mic Audio Pin 2 – Shield / Ground Pin 2 – Switch Line Pin 3 – RX Pin 5 – TX / PTT