OBSERVER™ LIGHTWEIGHT REMOTE SPEAKER MICROPHONE. Smaller size more convenient for users who want the features of a speaker mic but in a smaller size. Speaker output of a much bigger mic and also has a 3.5mm jack for optional earphone.
Fits Motorola Multi-pin models (small multi-pin connector) including: EX500, EX600, EX600XLS, GL2000, GP328PLUS, GP338PLUS, GP344, GP338, PRO5151 ELITE
Fits HYT models including: PT-790, TC-3000, TC-3600, TC-610P, TC-780, TC-780MPT
Fits RELM Multi-pin models (small multi-pin connector) including: RPU3000A, RPU3600, RPU3600APLUS, RPU7500, RPV3000A, RPV3600, RPV3600APLUS, RPV7500
