Voting Unit. The ATUC-VU from Audio-Technica is a voting unit designed for use with the ATUC-50 & ATUC-IR discussion systems for conferencing and educational applications. It plugs into the RJ11 connector on a ATUC-50DUa Discussion Unit (available separately), which also supplies the necessary power. The unit features an NFC card reader and 5 buttons, each with an indicator LED. Votes are collected at the control computer connected to the ATUC-50CU (available separately). If the connected DUa unit is set to priority, specialized functions can be assigned to buttons and indicators via Web Remote. Features The voting unit is compatible with the ATUC-50DUa and can be used with the ATUC-50 and ATUC-IR systems Power can be supplied by the ATUC-50DUa extension terminal (RJ-11 Modular Terminal) All buttons and all LEDs can be flexibly controlled and functions can be assigned from the IP Control Equipped with NFC card reader function, ID numbers can be transmitted through the IP Control Can be used as expansion panel when connected to ATUC-50DUa for which Priority settings are turned on (chairman and other functions can be assigned) Maximum 300 Voting Units can be used (when 3 CU Links are connected) on the ATUC-IRCU system; maximum 300 Voting Units can be used (when 3 CU Links are connected) on the ATUC-50CU system