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Product Code: MDHO-421
MPN #: UM.WE1EE.H02
Upgrade your workstation with the Acer EK1 EK221QH (21.5" / 54.6 cm) Full HD LCD monitor, offering a 1920 × 1080 pixels resolution and a Vertical Alignment (VA) panel for wide viewing angles (178°/178°). It includes features like a 1 ms response time, up to 100 Hz refresh rate via HDMI, and AMD FreeSync support—making it a versatile choice for everyday productivity and light gaming.
| Display | |
| Colour gamut | 99% |
| Colour gamut standard | sRGB |
| Colour depth | 6 bit |
| Viewable size, vertical | 26 cm |
| Viewable size, horizontal | 47.9 cm |
| Response time (fast) | 1 ms |
| Display number of colours | 16.7 million colours |
| Viewing angle, vertical | 178° |
| Viewing angle, horizontal | 178° |
| Maximum refresh rate | 100 Hz |
| Contrast ratio (dynamic) | 100000000:1 |
| Contrast ratio (typical) | 3000:1 |
| Screen shape | Flat |
| Response time measurement type | GTG (Gray to Gray) |
| Response time | 4 ms |
| Display brightness (peak) | 250 cd/m² |
| LED backlight | Yes |
| Panel type | VA |
| HD type | Full HD |
| Native aspect ratio | 16:9 |
| Display resolution | 1920 x 1080 pixels |
| Display diagonal | 54.6 cm (21.5") |
| Performance | |
| Low Blue Light technology | Yes |
| Flicker-free technology | Yes |
| AMD FreeSync type | FreeSync |
| AMD FreeSync | Yes |
| Multimedia | |
| Built-in camera | No |
| Built-in speaker(s) | No |
| Design | |
| Frameless design | Yes |
| Product colour | Black |
| Market positioning | Consumer |
| Ports & interfaces | |
| HDMI version | 1.4 |
| HDMI ports quantity | 1 |
| HDMI | Yes |
| VGA (D-Sub) ports quantity | 1 |
| Built-in USB hub | No |
| Ergonomics | |
| Tilt angle range | -5 - 20° |
| Tilt adjustment | Yes |
| Swivelling | No |
| Pivot | No |
| Height adjustment | No |
| Cable lock slot type | Kensington |
| Cable lock slot | Yes |
| Panel mounting interface | 100 x 100 mm |
| VESA mounting | Yes |
| Power | |
| Power consumption (off) | 0.3 W |
| Power consumption (max) | 30 W |
| Power consumption (standby) | 0.5 W |
| Power consumption (typical) | 15 W |
| Energy consumption (SDR) per 1000 hours | 15 kWh |
| Energy efficiency class (SDR) | E |
| Weight & dimensions | |
| Weight (without stand) | 2.1 kg |
| Height (without stand) | 283.1 mm |
| Depth (without stand) | 51.6 mm |
| Width (without stand) | 492.9 mm |
| Weight (with stand) | 2.5 kg |
| Height (with stand) | 376.9 mm |
| Depth (with stand) | 192 mm |
| Width (with stand) | 492.9 mm |
| Packaging data | |
| Package type | Box |
| Package weight | 3 kg |
| Package height | 372 mm |
| Package depth | 115 mm |
| Package width | 576 mm |
| Packaging content | |
| Manual | Yes |
| Quick start guide | Yes |
| Cables included | HDMI, Power |
| Stand included | Yes |
| Sustainability | |
| Sustainability certificates | ENERGY STAR |
| Other features | |
| Package weight | 3 kg |
| Warranty period | 2 year(s) |
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We are retiring PICOPC Products MNHO-073, MNHO-048 and MNHO-043 and they have reached EOL (End Of Life) as we are introducing new products with better technology. We would recommend you to look into MNHO-095. For Untangle, pfSense, OPNsense, Windows 11, Proxmox VE etc. we recommend MNHO-095 whereas for Sophos, Kerio Control and Endian, we would recommend MNHO-069. (A complete list of supported OS can be found in each product's listing)