Manhattan Silhouette Sculpted USB Wired Mouse, Black, 1000dpi, USB-A, Optical, Lightweight, Flat, Three Button with Scroll Wheel, Three Year Warranty, Blister. Form factor: Ambidextrous. Movement detection technology: Optical, Device interface: USB Type-A, Movement resolution: 1000 DPI, Buttons quantity: 3, Scroll type: Wheel. Power source: Cable. Product colour: Black