Verbatim 96674 Bluetooth Wireless Notebook Laser Mouse Bluetooth Wireless - Easy, quick set-up with your Bluetooth computer.( Computer with Bluetooth wireless technology installed is required.) Laser - Precision movement and control with laser sensor tracking. Speed Control - Change speed with one touch. 3 settings with up to 1600 dpi sensitivity. Tilt Wheel - Scroll up, down, left or right with Tilt Wheel navigation. System Requirements: Bluetooth Windows XP, 2000, Vista Mac OS 10.4.X and higher