| Connectivity technology | Wired |
| Host interface | USB |
| Interface | Ethernet |
| Ethernet LAN (RJ-45) ports | 1 |
| USB version | 3.2 Gen 1 (3.1 Gen 1) |
| Maximum data transfer rate | 1000 Mbit/s |
| Networking standards | IEEE 802.3, IEEE 802.3az, IEEE 802.3u |
| Ethernet LAN | Y |
| Internal | N |
| Product colour | Black |
| LED indicators | Data, Power |
| Weight | 41 g |
| Harmonized System (HS) code | 85176990 |
| Description |
| Lenovo 4X90S91830. Connectivity technology: Wired, Host interface: USB, Interface: Ethernet. Maximum data transfer rate: 1000 Mbit/s. Product colour: Black |