1 x VGA / component video input - 15 pin HD D-Sub (HD-15) , 1 x composite video input - RCA , 1 x audio line-in - mini-phone stereo 3.5 mm , 1 x audio line-out - mini-phone stereo 3.5 mm , 1 x Mobile High-Definition Link (MHL) / HDMI - 19 pin HDMI Type A , 1 x serial RS-232 (management) , 1 x USB - 4 pin USB Type A