Premium quality single wire surveillance kit that includes a rugged lapel mic with surveillance style acoustic tube earphone compatible with Relm RPU3600A Plus two way radio. The reinforced earphone clip provides cable retention and eliminates strain on the earphone. The high-quality electret condenser mic element produces excellent transmit audio. A metal clip secures the mic / PTT element to the user’s lapel or collar. The PTT button is conveniently located for easy use. The rugged, polycarbonate housing is designed for durability to handle tough work conditions.This surveillance kit is compatible with:Motorola/ Bearcom BC10, BC120, BC130, BC20, BC90, BC95, BPR40, CLS1110, CLS1410, CLS1450, CP100, CP110, CP120, CP125, CP150, CP185, CP200, CP200XLS, CP200D, CP220, CP240, CP250, CP300, CT125, CT150, CT250, CT450, MagOne BPR40, MU11, MU12, MV11, MV12, MV21C, MV22, XU1100, XU2100, XU2600, XU4100, XV1100, XV1400, XV2100, XV2600, Relm RP6500, RPU3000A, RPU3600, RPU6500, RPU7500, RPV3600, RPV6500, RPV75001-Wire Surveillance Kit Features:*Rugged lapel mic with surveillance style acoustic tube earphone.*Rugged, polycarbonate housing allows for maximum durability.*Noise reducing mic element that produces excellent transmit audio.*Includes spare earbud.*Conveniently located PTT button for easy use.*Includes polyurethane-jacketed coiled mic cable.*Includes a 12-months free replacement warranty for manufacturer’s defects.We provide premium quality surveillance kit with lapel microphone, manufactured by ISO 9001 certified plants using state-of-the-art technology for the finest quality surveillance kit. Each surveillance kit is tested throughout the manufacturing process to be free of defects for form, fit and workmanship.