System UZ588 UHF 2 Lavalier 2 Headset Mic Dual Channel LED Wireless Microphone Pro UHF Wireless Microphone System Comply with 2015 Australian New Wireless Frequency Range Features:•Metal Construction Reciever •2 Channel Receiver •Individual volume controls on each Channel •One 1/4" Mixed and two XRL Individual outputs •Range 230 feet (65 Meters) SPECIFICATIONS: OVERALL SYSTEM Number of Channels:2 channels Carrier frequency range：600-680MHz Stability：±0.006%(at 25℃) Ambient temperature：10℃±50℃ Normal deviation:±22kHz S/N ratio：<120dB T.H.D：<0.6% Frequency response:50Hz-16kHz UHF 2 Channel Professional Receiver --2 channels can work without interference at the same time --Audio mute circuitry for quiet operation --Individual Channel Volume Controls --lntroducing frequency compressing expanding technique to lower the noise and enlarge the dynamic range --Perfect operation status indications --Broad frequency response range, super low distortion --Dual Telescoping Receiver Antennas --Full metal design Package includes: Receiver: 1 Receiver Antenna: 2 Lapel Mics: 2 Headset Mics: 2 1/4" - 1/4" Cable": 1 AC/DC adaptor: 1