Logitech 910-006867. Form factor: Ambidextrous. Movement detection technology: Optical, Device interface: RF Wireless, Buttons type: Pressed buttons, Buttons quantity: 3, Scroll type: Wheel. Power source: Batteries. Product colour: White

MediaRange MROS230. Form factor: Right-hand, Vertical design. Movement detection technology: Optical, Device interface: USB Type-A, Movement resolution: 2400 DPI, Buttons type: Pressed buttons, Buttons quantity: 6, Scroll type: Wheel, Acceleration (max): 8 G. Power source: Cable. Product colour: Black

Gembird MUS-4B-06-WS. Form factor: Ambidextrous. Movement detection technology: Optical, Device interface: USB Type-A, Movement resolution: 1200 DPI, Buttons type: Pressed buttons, Buttons quantity: 4, Scroll type: Wheel. Power source: Cable. Product colour: Silver, White