Razer Keypad Orbweaver Elite Mechanical Series: Orbweaver Color: Black Specifications: Approximate size: 2.17 x 7.95 x 6.06 (H x W x D) Approximate Weight: 0.87 lbs. System Requirements: PC with USB port Windows 8/ Windows 7 / Windows Vista / Windows XP (32-bit)/ Mac OS X (v10.7-10.9) Internet connection (for driver installation) At least 200MB 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
