A4 TECH A4Tech OP-620D mouse Ambidextrous USB Type-A Optical 800 DPI
Design:Product colour: BlackMaterial: PlasticForm factor: AmbidextrousSurface coloration: MonochromaticLED indicators: NoPackaging data:Cables included: USBPackage type: BlisterMouse:Scroll: YesKeypad integrated: NoDevice interface: USB Type-AMovement detection technology: OpticalRecommended usage: PCScroll type: WheelMovement resolution: 800 DPINumber of scroll wheels: 1Button functions: OnButtons quantity: 3Other features:Connectivity technology: WiredUSB required: Yes