This monitor can be have 2~3 dead pixels <br><br>Panel <br>Screen Size: 21.5" (54.5cm) / 16:9<br>Working Area: 476.64 x 268.11mm<br>Panel Type: MVA， Glare with Tempered Glass<br>Color: 16，700，000 (8 Bit)<br>Brightness: 250cd/m^2<br>Contrast Ratio: 1，000:1<br>Response Time: 12ms<br>Viewing Angle: 178/178<br>AdobeRGB: 72%<br>Color Temp: 6500K Default<br><br>Pen<br>Pen Type: S-Pen<br>Interface: USB 2.0<br>Resolution: 5，080 LPI<br>Pressure Level: 2，048 levels<br>Battery Type: Internal (USB Charging)<br><br>Other Features <br>Input: DVI， HDMI， VGA， USB<br>Size: 520x320x30mm (Including Stand)<br>Weight: 3.48kg<br>Accessory: USB cable， DVI Cable， S-Pen， S-Pen USB charger， Spare Pen tip <br>OS compatibility: Win XP~， MAC 10.7~<br>VESA: 75x75mm