| Display diagonal | 54.6 cm (21.5") |
| Display resolution | 1920 x 1080 pixels |
| Native aspect ratio | 16:9 |
| Display technology | LED |
| Touchscreen | Y |
| HD type | Full HD |
| Panel type | IPS |
| Screen shape | Flat |
| Contrast ratio (typical) | 1000:1 |
| Display number of colours | 16.78 million colours |
| Display brightness (typical) | 250 cd/m² |
| Response time | 5 ms |
| Display surface | Gloss |
| Contrast ratio (dynamic) | 100000000:1 |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Viewable size, horizontal | 47.7 cm |
| Viewable size, vertical | 26.8 cm |
| Digital horizontal frequency | 30 - 83 kHz |
| Digital vertical frequency | 50 - 75 Hz |
| NVIDIA G-SYNC | N |
| AMD FreeSync | N |
| Flicker-free technology | Y |
| Low Blue Light technology | Y |
| Built-in speaker(s) | Y |
| Built-in camera | N |
| Number of speakers | 2 |
| RMS rated power | 1.5 W |
| Product colour | Black |
| Built-in USB hub | Y |
| HDMI | Y |
| Headphone out | N |
| USB Type-A downstream ports quantity | 1 |
| VGA (D-Sub) ports quantity | 1 |
| DVI port | N |
| HDMI ports quantity | 1 |
| Audio input | N |
| PC Audio in | Y |
| HDCP | Y |
| VESA mounting | Y |
| Cable lock slot | Y |
| Height adjustment | N |
| Panel mounting interface | 100 x 100 mm |
| Cable lock slot type | Kensington |
| Pivot | N |
| Swivelling | N |
| Tilt angle range | -5 - 20° |
| Tilt adjustment | Y |
| Energy efficiency class (SDR) | F |
| Energy consumption (SDR) per 1000 hours | 19 kWh |
| Power consumption (typical) | 18.9 W |
| Power consumption (standby) | 0.3 W |
| Power consumption (off) | 0.2 W |
| AC input voltage | 100 - 240 V |
| Energy efficiency scale | A to G |
| Width (with stand) | 491.5 mm |
| Depth (with stand) | 204.4 mm |
| Height (with stand) | 300.1 mm |
| Weight (with stand) | 3.83 kg |
| Width (without stand) | 49.1 cm |
| Depth (without stand) | 5.19 cm |
| Height (without stand) | 30 cm |
| Weight (without stand) | 3.18 kg |
| Package width | 558 mm |
| Package depth | 137 mm |
| Package height | 430 mm |
| Package weight | 6.13 kg |
| Sustainability certificates | ENERGY STAR |
| Description |
| ASUS VT229H. Display diagonal: 54.6 cm (21.5"), Display resolution: 1920 x 1080 pixels, HD type: Full HD, Display technology: LED, Display surface: Gloss, Response time: 5 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). Built-in USB hub. VESA mounting. Product colour: Black |