Put productivity at your fingertips with the Midsize Comfort Multi-Device Antimicrobial Wireless Mouse. Experience freedom from cords with two wireless connectivity options, 2.4Ghz or Bluetooth, and the option to easily connect up to three devices. 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*, which creates a cleaner surface and works continuously to protect the mouse by preventing the growth of microorganisms. 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.*Antimicrobial protection is limited to the device itself. This mouse has been infused with an antimicrobial additive. Active ingredient: Silver Phosphate Glass (nano-). EPA Est/ 99234-CA-1