(2) x balanced audio input - 3 pin Phoenix type ¦ (2) x balanced audio output - 3 pin Phoenix type ¦ Unbalanced audio output - RCA x 2 ¦ Unbalanced audio output - RCA x 2 ¦ (1) x GPIO input - 8 pin Phoenix type ¦ (1) x GPIO output - 8 pin Phoenix type ¦ (1) x serial - 3 pin Phoenix type - RS-232 ¦ (2) x USB 3.0 - 9 pin USB Type B ¦ (1) x network - RJ-45 ¦ (3) x Dante - RJ-45 - PoE+