V7 CK2P0. Device interface: RF Wireless, Purpose: PC, Recommended usage: Office. Movement resolution: 1000 DPI, Movement detection technology: Optical. Wireless receiver interface: USB, Receiver type: nano. Keyboard dimensions (WxDxH): 380 x 150 x 31 mm, Keyboard weight: 0.5423 kg, Mouse dimensions (WxDxH): 56 x 95 x 35 mm