Network Card Trendnet TU2-ET100 Ethernet 100 Mbit/s

The Trendnet TU2-ET100 is a high-speed USB network adapter that provides a wired Ethernet connection up to 100 Mbit/s for USB‑enabled desktops and notebooks. The adapter is USB powered and compatible with USB 2.0 and earlier USB 1.x ports, enabling file and printer sharing and access to broadband Internet without an external power supply.

Advantages

The compact TU2-ET100 delivers Fast Ethernet connectivity via a USB port, supports full- and half-duplex operation, and is plug-and-play with diagnostic LEDs for basic status monitoring. It is backward compatible with USB 1.1, follows IEEE 802.3 and 802.3u standards, and works with a wide range of operating systems.

Suitable for

• Adding Ethernet to laptops or notebooks that lack a built-in RJ45 port
• Providing a wired connection to desktop PCs via USB
• Temporary or mobile use where a compact, USB‑powered adapter is needed
• Small office or home setups requiring reliable 100 Mbit/s connectivity

Key specifications

• Brand: TRENDnet
• Model: TU2-ET100
• Interface: USB (host) to Ethernet
• Maximum data transfer rate: 100 Mbit/s (Fast Ethernet)
• Connectivity technology: Wired
• Networking standards: IEEE 802.3, IEEE 802.3u
• Power: Powered by USB port (no external adapter required)
• Operating systems: Windows 7/Vista/XP/2000/ME/98SE, Mac OS X 10.1–10.6

How to use

Plug the TU2-ET100 into an available USB port on your computer and connect an Ethernet cable from your router or switch to the adapter’s RJ45 port. The device is plug-and-play on supported operating systems; wait for the system to detect the adapter and install drivers if required. Once connected and powered by USB, the adapter provides a wired network link at up to 100 Mbit/s.

Recommendations

For best performance use a Cat5e or better Ethernet cable and connect to a 100 Mbit/s switch or router. If your system does not automatically install drivers, download the latest driver compatible with your OS from the manufacturer’s support site.