| Connectivity technology | Docking |
| Host interface | Thunderbolt |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 1 |
| HDMI ports quantity | 1 |
| Microphone in | No |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| PowerShare | Yes |
| Number of USB ports with PowerShare support | 1 |
| HDMI version | 2.0 |
| DisplayPorts quantity | 2 |
| DisplayPort version | 1.4 |
| Thunderbolt 4 ports quantity | 2 |
| 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 |
| LED indicators | Yes |
| Power source type | DC |
| AC input voltage | 120 - 230 V |
| AC input frequency | 50 - 60 Hz |
| Power supply | 180 W |
| Windows operating systems supported | Windows 10, Windows 11 |
| Linux operating systems supported | Ubuntu 20.04 LTS |
| Width | 205 mm |
| Depth | 90 mm |
| Height | 29 mm |
| Weight | 650 g |
| Quick start guide | Yes |
| Harmonized System (HS) code | 84733020 |
| Description |
| DELL Thunderbolt™ Dock – WD22TB4. Connectivity technology: Docking, Host interface: Thunderbolt. Ethernet LAN data rates: 10,100,1000 Mbit/s. Product colour: Black, Maximum digital resolution: 5120 x 2880 pixels. Power source type: DC, AC input voltage: 120 - 230 V, AC input frequency: 50 - 60 Hz. Windows operating systems supported: Windows 10, Windows 11, Linux operating systems supported: Ubuntu 20.04 LTS |