3 x comb. 6.3 mm/XLR (mic/line), 2 x RCA L/R (line), 1 x 6.3 mm jack (preamplifier input), 1 x RJ45 (push-to-talk mic), 1 x RJ45 (zone paging mic), screw terminals (speakers), 1 x RCA L/R (recor