ExpertPower 2-wire Surveillance Earpiece PTT Mic for Kenwood TK-208 TK-220 TK-240 TK-250 TK-259 TK-260 TK-270 TK-272 TK-308 TK-320 TK-340 TK-350 TK-353 TK-359 TK-360 TK-372 TK-373 TK-430 TK-431 TK-2100 TK-3100 TK-3131 TH-D7 Brand New Excellent Audio Quality, Rugged Construction. Flexible and durable high grade Kevlar cable for demanding applications. Mini PTT Mic with a metal clip. Can be attached covertly to an undergarment or used overtly. Excellent for use in police, military, nightclubs, bars, paintball, security,restaurants, hotels, bouncer, warehouses, and noisy environments.