Single UHF Belt Pack Radio Mic. Includes Tie Clip- Headset Microphone and Instrument Cable. PLL System with Multi-Channel Receiver. Built-In ACT System. 30m Range. Perfect for Aerobics & Dance InstructorsCarrier Frequency: 863-865MHz Range: 30m Weight: 800g. A convenient and compact receiver that is battery powered and is the size of a standard belt pack. If you have application where there are no more power sources or you are using a battery powered speaker- then you can stay totally mobile with this radio microphone set. This set is supplied with a belt pack- tie clip mic and headset. The receiver is very small and simply plugs into your mixer or powered speaker using a 1/4″ jack. The signal is transferred using ultra high frequencies; this will give better results than VHF solutions. . microphone belt pack