Professional wireless conference system with two operating modes: Chairman and FIFO. Highly-flexible and customizable system supporting up to 50 units. NOM (Number of Open Microphones) Supports upto 3 active units. 20 UHF channels. Built-in USB MP3 recorder with sequential file saving and storage. Operating distance of up to 100 ft (line of sight). Balanced XLR and jack audio output. User-friendly interface with LCD display. Easy-to-use, no operator required. Quick plug-and-play installation. Detachable and flexible 21 2-bend gooseneck microphone with base. High-quality microphone capsule ensures great voice reproduction. LED ring on the microphone to indicate ‘Mic Active’ status. IIIuminated ON/OFF talk switch. LED screen displays ON/OFF status, battery level, connected MIC number, selected channel number and unit ID. Priority switch on the chairman unit to override all delegates during a discussion. Power up the delegate and chairman units using either batteries or the supplied adaptor. Fully wireless for flexibility in fixed and mobile applications.