Trackball Products from A4-Tech


A4-Tech manufactures a wide variety of computer input devices. Their trackballs are some of the most cost effective designs currently available.

A4Tech WWT-13 Trackball, PS/2-Serial
A4Tech WWT-13 Trackball, PS/2-Serial
Precise fingertip control. Three easy access buttons. Two scroll wheels. Compact, easy to use. Installs using PS/2 or serial interface port. Silver case, Blue ball.
Price: $22.95
A4Tech WWT-13 Trackball, USB
A4Tech WWT-13 Trackball, USB
Precise fingertip control. Three easy access buttons. Two scroll wheels. Compact, easy to use. Installs using USB interface port. Silver case, Blue ball.
Price: $22.95