The Ugreen CR111 adds reliable wired networking to laptops without a built-in Ethernet port. It connects via USB-A and provides a standard RJ45 LAN port for network access. As a result, you can easily add a stable, wired connection to Ultrabooks, notebooks, or MacBook Air devices.
Additionally, this adapter supports full Gigabit Ethernet performance at 10/100/1000Mbps, running over USB 3.0’s fast 5Gbps bus. Therefore, it delivers a connection that’s often faster and more reliable than Wi-Fi. Furthermore, it’s USB powered, so no external power source is needed, and it stays backward compatible with USB 2.0/1.1 for broader device support.
Everyday use stays simple too. Link and activity LEDs let you monitor connection status at a glance. Meanwhile, its compact, portable design makes it easy to carry for travel or office use. This adapter also works well to protect or replace a damaged Ethernet port on your computer. Overall, the CR111 offers fast, dependable wired networking in a small, USB-powered package.
Specifications:
- Interface: USB-A to RJ45 (LAN)
- Data Transfer Rate: Up to 5Gbps (USB 3.0)
- Ethernet Speed: 10/100/1000Mbps
- Power: USB Powered, No External Power
- Compatibility: Windows, macOS, Linux, Chrome OS
- Cable Length: 1 Meter
- Material: CCA Conductor, PVC Jacket

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