U-voice UVC863-MP4 Lavalier Microphone for Mipro, Peavy, Beyerdynamic High-performing design lapel microphone. Compatible with Peavey Transmitters: PCX-V12-B, PCX-U302-B Compatible with Mipro Transmitters: ACT-707-TS (TE), ACT-801 TS (TE), MT103, MT303, MT801, MT808 Please check the pin (Square or "Y" shape) arrangement before you buy. Different versions of Peavey systems (even the same Model No.) have different pin arrangements. Our mic has a "Y" shape pin configuration. For professional video & broadcast applications, video productions, speeches and lectures, theater and stage performances.