UHF Wireless Microphone System with Headset Lavalier Lapel Mic, Bodypack
4 UHF Receiver. Connect the receiver to any 6.35mm (1/4") mic input on your sound system, such as mixers, speakers, karaoke machines, and power amplifiers, to transmit your vocal sound wirelessly. The product does not have a built-in speaker function, so sound cannot be played externally.