GTD Audio G-622H 200 Channel UHF Professional Wireless microphone Mic System

100 Selectable frequencies on each channel, Up to 15 Receivers & 30 Mics can be work at same time
Automatic frequency scanning to find and set the best available channel
Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize
Two XLR individual outputs and one 1/4 Mixed output
Range: up to 450 Feets ( 150 meters ), Frequency: UHF 550MHz - 590MHz ( Comply with FCC new frequency rule )