Say goodbye to noise and hello to silence with the Verbatim Silent Ergonomic Wireless Blue LED Mouse. Using new Silent Technology, silent click switches, and rubber covers, this Verbatim mouse is truly silent. The ergonomic design with thumb support makes this mouse easy and comfortable to use all day long. An adjustable DPI button lets you easily switch between 800, 1300 and 1600 DPI while back and forward buttons let you easily navigate between pages in your browser. The 2. 4GHz wireless performance allows for lag-free cursor movement. Blue LED technology allows users to point and click on more surfaces than other mice – from a glass table to the granite kitchen counter! The mouse connects to the computer via a nano receiver, small enough to plug in and leave connected – great for computing on the go. Turn your noisy office into a place of tranquility – and enjoy the sound of silence. The Verbatim Silent Mouse is backed by a 1-Year Limited . Features: Truly silent mouse featuring Silent Technology, silent click switches, and rubber coversErgonomic design with thumb support lets you work all day with easeAdjustable DPI button – easily switch between 800, 1300 and 1600 DPISide back/forward buttons – easily navigate between pages in your browser2. 4Ghz wireless connection for lag-free performanceBlue LED technology allows for use on virtually any surface with precision and controlPlug-and-forget nano receiver connects mouse to computerCompatible with Mac and Windows platforms1-year limited System Requirements: Interface: USB-ACompatibility: Windows XP, Vista and Windows 7 and higher; Mac OS X 10. 4 and higher; Linux Kernel 2. 6 and higher