STARAUDIO White 2CH Wireless Pro PA DJ UHF Dual Handheld Microphone System Mic SMUW-2005A Features: STARAUDIO SMUW-2005A wireless microphone system delivers superior sound quality and professional features. It is designed for a wide range professional application with 2 channels. For easy use with multiple systems, no confusing frequency groups. It can be placed next to speakers with no feedback or distortion. It is perfect for professional use at any DJ Clubs or Church events.LED Number showing RF level, AF level, Channel Numbers and mute status. Built-In Tone Lock Squelch circuit protection from RF interference Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.