*Maximum values depend on the laptop, operating system, power supply and simultaneous display arrangement. They are not universal promises.
| What matters |  Baseus UnionJoy 17-in-1 | Choose a dock above | Choose a dock above |
|---|
| Laptop connection | USB-C; exact native video requirements need confirmation | — | — |
| Display technology | unknown | — | — |
| Maximum displays* | 3 | — | — |
| Power to laptop (W)* | Not confirmed | — | — |
| HDMI sockets | 2 | — | — |
| DisplayPort sockets | 1 | — | — |
| Display conditions | Three external ports; exact simultaneous modes unconfirmed | — | — |
| Mac requirements | Independent multi-display behavior not established by current evidence | — | — |
| Windows requirements | Check host video capability and full display-mode table | — | — |
| Wired network | Gigabit Ethernet | — | — |
| USB peripherals | 3 USB-A3, 2 USB-C3, 2 USB-A2 | — | — |
| Before buying | Included 36W adapter powers dock only Exact display technology and simultaneous platform modes need confirmation | — | — |
| Current listing | Check on Amazon ↗ | | |