Microsoft Basic Optical Mouse Hand Orientation: Both Hands Maximum dpi: 800 dpi Operating System Supported: Win 10 64 bit / Win 10 32 bit / Win 8.1 32 bit / Win 8.1 64 bit / Win 8 32 bit / Win 8 64 bit / Win 7 32 bit / Win 7 64 bit / Win RT 8.1 / Win RT 8 Mac OS 10.10 / Mac OS 10.9 / Mac OS 10.8 / Mac OS 10.7 Android 5.0, Nexus 9 / Android 4.4.4, Nexus 5 / Android 4.2 / Android 3.2 Version: Wired