Ideal for school productions and theatres the Nady U-81 Octavo UHF Wireless Microphone System is a professional UHF wireless system designed for simultaneous use of the 8 included transmitters. It delivers exceptional sound quality and ease of use anywhere you take it. The Nady U-81 Wireless System consists of a full-rack receiver with folding front-panel dual antennas that gives you clear channel UHF operation for optimum interference-free performance and features 8 separate volume controls, LED displays for audio level and AF strength, and 8 discrete outputs over XLR (mic level) and 1/4" phone (line level) connections. Its 19" all-metal frame will easily install into an audio rack, and is an ideal solution for not only schools and theaters but houses-of-worship, bars, nightclubs, and more.