product description : philips lcd widescreen monitor lcd panel type : anti-glare polarizer, rgb vertical stripe, 1680 x 1050 pixels panel size : 18.95"/ 48.1 cm eff viewing area : 408.24 x 255.15 mm pixel pitch : 0.243 x 0.243 mm brightness : 300 cd/m2 contrast ratio (typ): 1000:1; smart contrast ratio (dynamic): 10000:1 display colors : 16.7 m viewing angle : 170deg(h)/160deg(v), @ c/r > 10 response time (typ): 5 ms aspect ratio : 16:10 resolution : 1680 x 1050 @ 60 hz max; 1680 x 1050 @hz rec scanning frequency : horizontal - 30 - 83 khz; vertical - 56 -75 hz picture enhancement : smartimage connectivity : signal input : analog (vga), dvi-d, pc audio in; usb: 1 x usb 2.0; audio output: 1 x stereo audio (3.5 mm jack) video sync input signal: composite sync, separate sync, sync on green built-in audio : 1 w x 2 convenience enhancements: on-screen display, smartmanage enabled, smartcontrol ii, picture format selection power consumption : 27w economy mode , 0.8w off mode dimensions (h x w x d) : 305 x 436 x 68 mm weight : 4.45 kg (+stand)