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Specifications
| Brand | Acer |
| Model number | EK220QH3bi |
| Panel Size | 21.5-inch wide |
| LCD panel type | Equipped with VA Panel, Non-Glossy |
| View Area | 479×260mm |
| Maximum resolution | Full HD (1920 x 1080) |
| Pixel Pitch | 0.249×0.241 mm |
| Display Color | Approximately 16.7 million colors |
| Color Reproduction | NTSC ratio 72% |
| Viewing angle | Horizontal 178° / Vertical 178° |
| brightness | 250cd/㎡ (white LED) |
| Contrast ratio | Max: 100,000,000:1 (ACM), Typical: 3,000:1 |
| Response speed | 1ms (VRB) |
| Input Frequency | Horizontal : 31-110kHz (HDMI) / 31-84kHz (Mini D-Sub 15-pin) | vertical |
| Input Signal | Digital, Analog |
| Input terminal | HDMI 1.4 x 1, Mini D-Sub 15 pin x 1 |
| Display Aspect | Full mode: Supported, Fixed enlargement mode: Supported, 1:1 mode: Not supported |
| Blue Light Reduction | Blue Light Shield |
| Other features | Flickerless |
| Plug and Play | VESA DDC2B (DDC/CI compatible) |
| Power Input | AC Adapter (30W, 100-240V, 50/60Hz) |
| Power Consumption | Normal (measured value): 15W, Maximum: 24W, Standby/Off mode: 0.5W/0.3W |
| VESA Mount | Compatible with 100 x 100 mm |
| Dimensions (WxHxD) | 492.9 x 376.9 x 192.0 mm |
| Weight | 2.5 Kg |
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