| Display | 21.5 inch LED Backlit LCD Display |
| Series | GW |
| Backlight | LED Backlight |
| Panel Type | VA |
| Resolution | 1920 x 1080 pixels |
| 3D | No |
| HD | Yes |
| Part Number | GW2255HM |
| Full HD | Yes |
| HD Standard | 1080p |
| Number of Colors | 16.7 M Colors |
| Aspect Ratio | 16:09 |
| Contrast Ratio | 3000:01:00, 20000000:1 (Dynamic) |
| Horizontal Viewing Angle | 178° (2D) |
| Vertical Viewing Angle | 178° (2D) |
| Response Time | 6 ms |
| Brightness | 250 nits (2D) |
| Pixel Pitch | 0.248 mm |
| Color Gamut | 72% |
| Other Display Features | Six Pre-set Viewing Modes: VStandard, Movie, Game, Photo, sRGB, Eco, Color Temperature: Reddish/Normal/Bluish/User Mode, Flicker-free Technology |
| Speakers | Yes, 2 Speakers with 1 W Power Output Per Speaker |
| Headphone Jack | Yes |
| Power Requirement | AC 90 - 264 V |
| Power Consumption | 32 W (Operational), 0.3 W (Standby) |
| Other Power Features | Power Supply: Built-in |
| VGA | Yes, D-sub |
| DVI | Yes |
| HDMI | Yes |
| Other Connectivity Features | Line-in |
| Stand | Tilt |
| Stand Tilt | -5° to 15° |
| Wall Mounting | 100 x 100 mm |
| Wall Mount Standard | VESA Mount |
| Security Lock Slot | Kensington Lock |
| HDCP Support | Yes |
| OSD Languages Supported | 17 Languages |
| Plug and Play | Yes |
| System Requirements | Windows: 7, 8 |
| Other Features | Senseye 3, 8-bit Panel Performance, TCO 5.2 Regulations, AMA, Eco Mode |
| Width | 525 mm |
| Height | 400 mm |
| Depth | 174 mm |