Product SpecificationsCapacity 1TB Interface 1x Thunderbolt, USB 3.0 Disk Drive Speed - 7200RPM Compatibility Mac OS® 10.7 +; Windows® 8, 7 and Vista® Size (L x W x H) 5" x 3.27" x .71" / 127 x 83 x 18 mm Kit Contents G-DRIVE mobile USB 3.0 Cable (compatible with USB 2.0) Thunderbolt Cable Quick Start Guide |