Logitech wireless mouse LB454AA. Device interface: RF Wireless. Movement detection technology: optical. Purpose: office. Wireless receiver interface: USB. Power source: batteries. Mouse Type: Trackball. Weight: 58g. Colour: Black.

Microsoft Wireless Mobile Mouse 3500. Device interface: RF Wireless Movement detection technology: BlueTrack Movement resolution: 1000 DPI. Colour of product: Black. Battery technology: Alkaline Battery type: AA. Compatible operating systems: Windows XP/Vista/7; Mac OS X v10.4 – 10.6.v

Microsoft optical mouse P58-00057. Benefit from great features such as the for both right-and left-handed suitable design and let nothing stand in the way of your creativity. Faster more accurate and reliable navigation. The optical sensor detects movement on nearly any surface. Connection: wired. Colour: black.