| Connectivity technology | Docking |
| Host interface | Thunderbolt |
| HDMI ports quantity | 1 |
| Microphone in | No |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 2 |
| PowerShare | Yes |
| Number of USB ports with PowerShare support | 2 |
| USB Power Delivery | Yes |
| USB Power Delivery revision | 3.0 |
| USB Power Delivery up to | 96 W |
| HDMI version | 2.0 |
| DisplayPorts quantity | 2 |
| DisplayPort version | 1.4 |
| DC-in jack | Yes |
| USB Type-C DisplayPort Alternate Mode | Yes |
| Ethernet LAN | Yes |
| Ethernet LAN (RJ-45) ports | 1 |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
| Product colour | Black |
| Card reader integrated | No |
| Maximum digital resolution | 5120 x 2880 pixels |
| Cable lock slot | Yes |
| Cable lock slot type | Kensington |
| VESA mounting | Yes |
| Maximum VESA mount | 100 x 100 mm |
| LED indicators | Yes |
| Power source type | DC |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50 - 60 Hz |
| Input current | 2.5 A |
| Power supply | 130 W |
| Output voltage | 19.5 V |
| Output current | 6.67 A |
| Windows operating systems supported | Windows 10, Windows 11 |
| Mac operating systems supported | MacOS |
| Linux operating systems supported | Ubuntu 20.04 LTS |
| Other operating systems supported | ChromeOS |
| Operating temperature (T-T) | 0 - 35 °C |
| Storage temperature (T-T) | -20 - 60 °C |
| Operating relative humidity (H-H) | 10 - 80% |
| Storage relative humidity (H-H) | 5 - 90% |
| Width | 76 mm |
| Depth | 166 mm |
| Height | 32 mm |
| Weight | 416 g |
| Cables included | USB Type-C |
| AC adapter included | Yes |
| Quick start guide | Yes |
| Harmonized System (HS) code | 84733020 |
| Description |
| DELL Universal Dock - UD22. Connectivity technology: Docking, Host interface: Thunderbolt, USB Power Delivery up to: 96 W. Ethernet LAN data rates: 10,100,1000 Mbit/s. Product colour: Black, Maximum digital resolution: 5120 x 2880 pixels, Cable lock slot type: Kensington. Power source type: DC, AC input voltage: 100 - 240 V, AC input frequency: 50 - 60 Hz. Windows operating systems supported: Windows 10, Windows 11, Mac operating systems supported: MacOS, Linux operating systems supported: Ubuntu 20.04 LTS |