Check the listing for details. Proreck MX66 6-Channel UHF Wireless Microphone System for party. Condition: Used. Listed at 176.99 USD. Great for all kinds of indoor outdoor activity, such as party, church, speech, weeding, family get-together, etc; FCC certification and comply with new FCC rules.Professional UHF microphone system delivers great audio signal and is much more stable than the VHF; Work great with all PRORECK speakers; Six XLR outputs & one 1/4”(6.35mm) mix output to connect this versatile system to most amplifiers/mixers/powered speaker on market;Operating range: 200 feet within line of sight; Separate volume controls & Large LCD display; AF and RF signal indicator; 8 kinds of EQ modes(JAZZ POP COUNTRY ROCK, etc) for different venues or shows ; Enhanced antennas ensure stable and effective audio reception.Six undirectional cardioid microphones deliver clear and loud sound; Made of metal and energy-saving; Each microphone needs 2xAA batteries(not included); Fixed frequency: 600.5-607.5-615.5-653.1-658.3-662.8MHz; Note: 2 sets can not be used together. Suitable for 110V/230V.Comes with 1 x Receiver, 6 x microphones, 1 x 6.35mm TS cable, 1 x power charger, 1 x user manual; Receiver size: 21x 13.5x 3.2inch; Microphone size 9.3*1.8inch; Guaranteed high quality and reliability with hassle-free parts and labor warranty for 1 year.