The Trackball 2 is the perfect choice for a wide range of computer response tasks used in the human brain mapping project. It is non-magnetic, non-electronic, and entirely made out of plastic, so will not add noise to the images or raise safety concerns in the MR/MEG room or similarly demanding environments.

• Two axis encoder control
• Two (2) side buttons
• Overall dimensions: 4 x 5.75 x 1.75 in. (10 x 15 x 4 cm)
• Wide variety of outputs available for Windows, Mac and Linux computers, including several USB and serial modes.
• 10 ft (3 m) long fiber pigtailed connector
• Requires 8-channel removable fiber optic bundle
• Special calibration mode for the trackball.

This response device can be purchased separately, but needs to be used with one of the 932 series electronic interfaces, and appropriate cables. The easiest way to get started is by choosing it as part of the 932 package, and contact us to ensure that you obtain all the items you require.