RAZER Abyssus 1800 Gaming Mouse and Goliathus (Speed) Mat Bundle Maximum dpi: 1800 dpi Hand Orientation: Both Hands Operating System Supported: Windows 8/ Windows 7 / Windows Vista / Windows XP (32-bit)/ Mac OS X (v10.7-10.9) System Requirement: PC / Mac with USB port Internet connection (for driver installation) 100MB of hard disk space Razer Synapse registration (requiring a valid e-mail), software download, license acceptance, and internet connection needed to activate full features of product and for software updates. After activation, full features are available in optional offline mode.
