Rannsgeer UHF R288-630T 4-Channel Tan Color Mini Headset Wireless Microphone
UHF 516-585 MHz, adopt PLL combined technology, 48 Mic. (12 Sets System) can be used simultaneously without interference. UHF 4 Channel 128 Frequency Selectable Receiver: 1. Frequency range :UHF 516-585 MHz.