Wireless Ear Monitoring Transmitter Professional 626662MHz Wireless Ear Monitoring System for Stage Performance 100240V 1High Premium Sound: 626662MHz, clear mixing, players can hear themselves clearly at low volume levels. for a better mix. 2Individual Mix Controls: Up to 8 simultaneous systems per band, the individual mix controls allow control of the volume and mix of two independent signals. 3Preferred XLR Loop Outputs: Connect to a mixing console, additional IEM system, or recording device to maintain signal quality. 4Squelch Cancellation: The ear monitoring transmitter's adjustable squelch cancels annoying static guide tones and prevents RF interference. 5Portable System: Wireless ear monitoring transmitter features fast loading and setup, reducing sound clutter on the stage for a better mix.