USB - Wireless Optical/PS/2 - 3 buttons

USB, Serial

Notebooks - Bluetooth

Active Area: 8.5 x 11 in - Works with any type of paper including regular letter size & A4 size - Expandable Memory: SD Slot

USB, Optical - 3 Buttons

USB, Optical, PS/2 - 3 Buttons

USB, Optical, PS/2 - Buttons: 2 - Mac, PC

Serial, PS/2 - Buttons: 5 - PC

This laser mouse features 4 buttons and a scroll wheel for easy navigation through your computer's programs

For Notebook