A4TECH WUT-5 ScrollTrack Internet 4D Trackball
A4TECH WUT-5 ScrollTrack Internet 4D Trackball, been around since at least 1998.
It is really great design. It has 2 scroll wheels. But quality isn't very good.
A4 Tech is a company in Taiwan, founded in 1987, . In Chinese, the brand name 雙飛燕 means “pair of flying swallows”.
Silly marketing phrases on the box:
- Internet 4D
- 2 wheels for surfing the net faster
- Scroll in Windows® 98
- Up/down, Left/right scrolling easy
- 100% Microsoft wheel functionality
- Programmable middle button