USB Type-A x1 USB Type-B x1 HDMI 1 x1 HDMI 2 x1 Monitor out (D-sub 15pin) x1 Computor in (D-sub 15pin) x1 LAN x1 3D Sync Out x1 DC 12V Trigger (3.5mm Jack) x1 Audio out (mini jack) x1 Audio in (Mini Jack) x1 Speaker 5W x1 RS-232 x1 Audio L/R in (RCA) x1 Composite Video in (RCA) x1