Professional Wireless Microphone System - Dual UHF Band, Wireless, Handheld, 2 MICS With 8 Selectable Frequency Channels, Independent Volume Controls, AF & RF Signal Indicators - Pyle PDWM3375 WIRELESS: Enjoy a cable-free environment & make it easy to own the stage without getting tangled up! The ultimate in freedom during vocal performances for professional on-stage singers & performers with PYLE wireless microphone system 2 MICROPHONES: Wireless audio control for up to 2 MICS with simultaneous use each with adjustable independent volume controls. Sing, talk or vocalize, great for presentations, live performances, studio productions & Karaoke UHF: Wireless UHF signal audio transmission provides unsurpassed performance with operation up to 160 FT for clear, noise & distortion free, crisp vocals & excellent sound reproduction. Great for conferences, broadcasting & social events 8 FREQUENCY CHANNEL DESIGN: Choose from 8 different frequency channels each with adjustable independent volume controls providing broad frequency response range & low distortion with high signal/noise ratio performance HIGH QUALITY: Battery operated wireless microphones are designed for extended use providing excellent audio quality with its omni-directional audio capture and projection of the subject with simple & hassle-free operation - Wireless Operating Frequency Range: 573.0 - 597.8 MHz