The MUSYSIC MU-U4HL 4-channel Handheld & lapel/lavalier & headset wireless microphone system means that your days of passing the mic are over. Putting this system in your rig is an awesome way to get up to 4 wireless mics going simultaneously, on 4 discrete UHF channels, anywhere and anytime. The MU-U4HL is for very high quality professional and reliable 4-channel UHF wireless Handheld & lapel/lavalier & headset microphone systems. It uses the most advanced technology called SMT (Surface Mounted Technology) and is made of the highest quality surface mounted components to ensure its quality and reliability. It’s ideal for professional performance, in church or home karaoke use. Four Mics for Four Voices: Now you can distribute wireless Handheld & lapel/lavalier & headset to all the singers in your band. You can host panel discussions and send Handheld & lapel/lavalier & headset down either side of the room to take questions and answers from the audience. Perhaps you're an event planner who needs to make sure that wireless microphones are always in the right places at the right times. Or perhaps you're simply hosting the most insane karaoke sing-along party of all time. No matter what you're doing with 4 separate channels of wireless power, the MUSYSIC MU-U4HL will make sure that everyone gets their time on the mic. Four Channels, All The Time: Each of the 4 channels can operate on one of four distinct frequency ranges. This means that the MUSYSIC MU-U4HL system gives you the ability to run all 4 channels at once without any fear of frequency interference. Also, it's fully FCC compliant, and is designed to be well shielded against external interference.