Disruptive multi-computer control The MXAnywhere 2s utilizes Logitech Unifying Uplink receiver or Bluetooth Smart wireless technology and connects accurately between three computers Copy and paste between any two computers. Track Anywhere The MX Anywhere 2s is a high-performance mouse that can be used on a variety of surfaces. The new 4000-dpi Darkheld sensor tracks in virtually any position and can even be used on glass. Compact Form Factor The mouse is designed to fit the shape of your hand for control at home, at work and on the go. Technical Specifications Sensor Technology:Boundless High Precision Nominal Value:1000 dpi Minimum and maximum values: 200 dpito 4000 dpi (set in 50 dpi increments) Battery life: 70 days after one full charge Battery: Rechargeable lithium-ion battery (500 mAh). Number of buttons:7 Gesture buttons: Yes Wireless Operating Range:10 meters (32 feet) Wireless technology: 2.4 GHz wireless technology Optional Software: Logitech Options.