RAZER Naga USB MMO Gaming Mouse - Left-Handed Edition Maximum dpi: 8200 dpi Hand Orientation: Left Hand Operating System Supported: Windows 8/ Windows 7 / Windows Vista / Windows XP (32-bit) / Mac OS X (v10.6-10.8) System Requirement: PC / Mac with USB port Internet connection 100MB of free hard disk space Razer Synapse 2.0 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.
