Manhattan Dual-Mode Mouse, Bluetooth 4.0 and 2.4 GHz Wireless, 800/1200/1600 dpi, Three Buttons With Scroll Wheel, Black & White, Three Year Warranty, Box - Optical - Wireless - Bluetooth/Radio Frequency - 2.40 GHz - Black, White - USB - 1600 dpi - Scroll Wheel - 3 Button(s) - Symmetrical