Projection Technology: RGB liquid crystal shutter projection system (3LCD) Brightness1: White Light Output (Normal/Eco): 3,700 lm / 2,000 lm Colour Light Output: 3,700 lm Light Output (Center)*2: 3,900 lm Connectivity: Network: Wired Lan : RJ45 x1 Wireless LAN : Optional (with ELPAP11) Analog Input: D-Sub 15pin : 2 (RGB, RGB Video) RCA : 1 Control: RS-232C : 1 Digital Input: HDMI Type A : 2 (HDCP 1.4) Analog Output: D-Sub 15pin : 1 (RGB, RGB Video) Audio Input: RCA : 2 Stereo Mini : 2 Audio Output: Stereo Mini : 1 USB Input: USB Type A : 1 (For Wireless LAN, Firmware Update, Copy OSD Settings) USB Type B : 1 (For Firmware Update, Copy OSD Settings) Mic Input: Stereo Mini : 1