| Model | P2421 |
| Built-in Speaker(s) | N |
| Market Positioning | Business |
| Display Diagonal | 24.1" |
| Display Resolution | 1920 x 1200 pixels |
| HD Type | WUXGA |
| Panel Type | IPS |
| Display Technology | LCD |
| Display Number Of Colors | 16.78 million colors |
| Touchscreen | N |
| Native Aspect Ratio | 16:10 |
| Maximum Refresh Rate | 60 Hz |
| SRGB Coverage (typical) | 99% |
| Pixel Density | 94 ppi |
| RGB Color Space | sRGB |
| Screen Shape | Flat |
| Contrast Ratio (typical) | 1000:1 |
| Display Brightness (typical) | 300 cd/m² |
| Response Time | 8 ms |
| Supported Graphics Resolutions | 640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1600 x 1200 (UXGA), 1920 x 1200 (WUXGA) |
| Viewing Angle, Horizontal | 178° |
| Viewing Angle, Vertical | 178° |
| Pixel Pitch | 0.0106 x 0.0106" (0.27 x 0.27 mm) |
| Viewable Size, Horizontal | 20.4" (51.8 cm) |
| Viewable Size, Vertical | 12.8" (32.4 cm) |
| Horizontal Scan Range | 30 - 83 kHz |
| Vertical Scan Range | 56 - 76 Hz |
| Supported Video Modes | 480i, 480p, 576i, 576p, 720p, 1080i, 1080p |
| Backlight Type | LED |
| Response Time (fast) | 5 ms |
| Viewable Size Diagonal | 24.1" (61.1 cm) |
| VESA Mounting | Y |
| Tilt Angle Range | -5 - 21° |
| Height Adjustment | 5.12" (13 cm) |
| Panel Mounting Interface | 100 x 100 mm |
| Pivot | Y |
| Pivot Angle | -90 - 90° |
| Swiveling | Y |
| Swivel Angle Range | -45 - 45° |
| Product Color | Black |
| Built-in Camera | N |
| Operating Temperature (T-T) | 0 - 40 °C |
| Storage Temperature (T-T) | -20 - 60 °C |
| Operating Relative Humidity (H-H) | 20 - 80% |
| Storage Relative Humidity (H-H) | 10 - 90% |
| Operating Altitude | 0 - 196850.4" (0 - 5000 m) |
| Non-operating Altitude | 196850.4 - 480000" (5000 - 12192 m) |
| Cables Included | AC, DVI, DisplayPort, USB Type-C to USB Type-C, VGA |
| Stand Included | Y |
| HDMI Ports Quantity | 1 |
| VGA (D-Sub) Ports Quantity | 1 |
| HDMI Version | 1.4 |
| Headphone Out | N |
| DisplayPorts Quantity | 1 |
| Audio Input | N |
| Built-in USB Hub | Y |
| DVI Port | Y |
| HDMI | Y |
| DisplayPort Version | 1.2 |
| USB Hub Version | 2.0 / 3.2 Gen 1 (3.1 Gen 1) |
| USB Type-A Downstream Ports Quantity | 4 |
| Number Of Upstream Ports | 1 |
| Power Consumption (max) | 42 W |
| Power Consumption (typical) | 14.8 W |
| AC Input Voltage | 120 - 230 V |
| Power Consumption (off) | 0.2 W |
| AC Input Frequency | 50/60 Hz |
| Energy Efficiency Class (SDR) | D |
| Energy Consumption (SDR) Per 1000 Hours | 15 kWh |
| Power Consumption (standby) | 0.2 W |
| Energy Efficiency Scale | A to G |
| Cable Lock Slot | Y |
| Sustainability Certificates | RoHS, ENERGY STAR |
| Width (with Stand) | 20.9" (531 mm) |
| Depth (with Stand) | 6.54" (166 mm) |
| Height (with Stand) | 19.7" (500.8 mm) |
| Weight (with Stand) | 11.2 lbs (5.1 kg) |
| Width (without Stand) | 20.9" (53.1 cm) |
| Depth (without Stand) | 1.74" (4.41 cm) |
| Height (without Stand) | 13.8" (35 cm) |
| Weight (without Stand) | 7.72 lbs (3.5 kg) |
| Bezel Width (side) | 0.248" (6.3 mm) |
| Bezel Width (top) | 0.248" (6.3 mm) |
| Bezel Width (bottom) | 0.756" (1.92 cm) |
| Tilt Adjustment | Y |
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