Put productivity at your fingertips with the Midsize Comfort Multi-Device Antimicrobial Wireless Mouse Experience freedom from cords with two wireless connectivity options, 2.4 GHz or Bluetooth Its adjustable DPI optical sensor (800, 1200, 1600, or 2400) accommodates your desired mouse sensitivity level, so you can work precisely wherever you go For an added benefit, this mouse features Targus DefenseGuard Antimicrobial Protection Unlike topically applied sprays, DefenseGuard mice are treated with an antimicrobial additive that does not wear off and lasts for the life of the product