Trust TM-101W, Ambidextrous, Optical, USB Type-A, 1200 DPI, White Trust TM-101W. Form factor: Ambidextrous. Movement detection technology: Optical, Device interface: USB Type-A, Movement resolution: 1200 DPI, Buttons type: Pressed buttons, Buttons quantity: 3, Scroll type: Wheel. Power source: Cable. Product colour: White