The prolite xb2780hsu is a 27 eco friendly led monitor featuring mva panel technology this sophisticated technology provides wide viewing angles and offers superb color performance including superior black and white display a 50001 native contrast ratio means the prolite xb2780hsu is ideal for photographic design and web design featuring full hd 1920 x 1080 resolution with vga dvi hdmi signal connectivity and a 4 port usb hub this screen is compatible with a wide range of systems and a