400EXN is a 40" Professional LED LCD Display with MagicInfo S/W-TAA. Contrast Ratio: 6000:1 Response Time: 6ms Brightness: 450 cd/m2 Display Resolution: 1920x1080 Viewing Angle: 178/178 Input: VGA (supports composite/component), HDMI, DVI output, RJ45 LAN, RS232C Bezel Color: Black Pixel Pitch: 0.46125(H) x 0.15375(V) Special Features: LED Backlight Unit, Ultra-Slim 1.6" chassis depth, Lamp Error Detection, Anti Image Retention, Temperature Sensor, RS232C/RJ45 MDC, Built in Speaker (10W + 10W), Plug and Play (DDC2B), PIP/PBP, Video Wall processor (10x10), Landscape/Portrait Orientation, Button Lock, Digital Daisy Chain (DVI-out), Embedded PC with Windows XP embedded OS and MagicInfo S/W NO STAND and NO FEET.