Kensington TB450A Wireless Trackball Mouse Bluetooth LE 24GHz Connection 4 DPI Options Connect up to 3 Devices K72178WW BlackPurple

Ergonomic Design The sculpted ergonomic design and smooth thumb control provides allday comfort and features a unique 45 tilt that helps improve wrist and forearm alignment Dual Wireless Connectrion TB450 includes a choice of Bluetooth Low Energy LE and 24GHz wireless connection 24GHz nano receiver included Long Battery Life TB450 has long battery life means up to 18 months of use with 24GHz and up to 15 months of use with Bluetooth HighQuality Optical Tracking A highquality optical sensor accurately tracks the 34mm thumboperated trackball giving users smooth cursor control and optimal precision The TB450 offers easy cursor speed transitions with 4 DPI options 400 800 1200 1600 128bit AES Encryption include governmentgrade 128bit AES encryption for enhanced security to deter hackers from monitoring wireless connection and capturing sensitive information