| Display diagonal | 68.6 cm (27") |
| Display resolution | 3840 x 2160 pixels |
| Native aspect ratio | 16:9 |
| Display technology | LCD |
| Touchscreen | No |
| HD type | 4K Ultra HD |
| Panel type | IPS |
| Screen shape | Flat |
| Contrast ratio (typical) | 1000:1 |
| Maximum refresh rate | 60 Hz |
| Display number of colours | 1.07 billion colours |
| Backlight type | LED |
| Display brightness (typical) | 350 cd/m² |
| Response time | 4 ms |
| Anti-glare screen | Yes |
| Supported graphics resolutions | 720 x 400, 2048 x 1280, 2560 x 1440, 3840 x 2160 |
| Supported video modes | 480i, 480p, 576i, 576p, 720p, 1080i, 1080p |
| Aspect ratio | 16:9 |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Response time (fast) | 5 ms |
| Pixel pitch | 0.1554 x 0.1554 mm |
| Pixel density | 163 ppi |
| Horizontal scan range | 130 - 137 kHz |
| Vertical scan range | 40 - 60 Hz |
| Viewable size, horizontal | 59.7 cm |
| Viewable size, vertical | 33.6 cm |
| Viewable size diagonal | 68.5 cm |
| Display diagonal (metric) | 68.47 cm |
| High Dynamic Range (HDR) supported | No |
| Surface hardness | 3H |
| sRGB coverage (typical) | 99% |
| NVIDIA G-SYNC | No |
| AMD FreeSync | Yes |
| AMD FreeSync type | FreeSync |
| Built-in speaker(s) | Yes |
| Built-in camera | No |
| Number of speakers | 2 |
| RMS rated power | 6 W |
| Market positioning | Office |
| Product colour | Black, Silver |
| Front bezel colour | Black |
| Detachable stand | Yes |
| Feet colour | Silver |
| Heavy metals free | Hg (mercury) |
| Built-in USB hub | No |
| HDMI | Yes |
| Headphone out | Yes |
| HDMI ports quantity | 2 |
| HDMI version | 2.0 |
| DisplayPorts quantity | 1 |
| DisplayPort version | 1.2 |
| AC (power) in | Yes |
| Wi-Fi | No |
| VESA mounting | Yes |
| Cable lock slot | Yes |
| Height adjustment | Yes |
| Panel mounting interface | 100 x 100 mm |
| Cable management | Yes |
| Cable lock slot type | Kensington |
| Height adjustment | 10 cm |
| Pivot | Yes |
| Pivot angle | -90 - 90° |
| Swivelling | Yes |
| Swivel angle range | -30 - 30° |
| Tilt angle range | -5 - 21° |
| Picture-in-Picture | Yes |
| On Screen Display (OSD) | Yes |
| Plug and Play | Yes |
| LED indicators | Yes |
| Tilt adjustment | Yes |
| Energy efficiency class (SDR) | F |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 25 kWh |
| Energy consumption (HDR) per 1000 hours | 35 kWh |
| Power consumption (typical) | 24.7 W |
| Power consumption (standby) | 0.2 W |
| Power consumption (max) | 57 W |
| Power consumption (off) | 0.2 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50 - 60 Hz |
| Input current | 1.5 A |
| Power supply type | Internal |
| Energy efficiency scale | A to G |
| Operating temperature (T-T) | 0 - 40 °C |
| Storage temperature (T-T) | -20 - 60 °C |
| Operating relative humidity (H-H) | 10 - 80% |
| Storage relative humidity (H-H) | 5 - 90% |
| Operating altitude | 0 - 5000 m |
| Non-operating altitude | 5000 - 12192 m |
| Stand included | Yes |
| Cables included | AC, HDMI |
| Quick start guide | Yes |
| Width (with stand) | 611.6 mm |
| Depth (with stand) | 174.7 mm |
| Height (with stand) | 510.1 mm |
| Weight (with stand) | 6.2 kg |
| Width (without stand) | 611.6 mm |
| Depth (without stand) | 55.4 mm |
| Height (without stand) | 364.6 mm |
| Weight (without stand) | 4.7 kg |
| Bezel width (side) | 7.4 mm |
| Bezel width (top) | 7.4 mm |
| Bezel width (bottom) | 2.16 cm |
| Package weight | 9.2 kg |
| Sustainability certificates | ENERGY STAR, RoHS, TCO |
| Doesn't contain | PVC/BFR |
| Description |
| DELL S Series 27 4K UHD Monitor - S2721QSA. Display diagonal: 68.6 cm (27"), Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: LCD, Response time: 4 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). VESA mounting, Height adjustment. Product colour: Black, Silver |
