HD680 External Hard Drive - DEFEND YOUR DATA When bringing your data on the road, you’ll want to make sure it’s well defended from knocks, drops, and prying eyes. Sporting a robust layered construction, shock sensors, and AES 256-bit encryption, the ADATA HD680 1TB/2TB External Hard Drive has you covered! Military-Grade ProtectionThe HD680 meets the U.S. Military MIL-STD-810G 516.6 standard. It achieves this with a triple-layer construction that consists of a shock-absorbing silicone casing, sturdy buffer, and a cushioned mounting for the hard drive. This results in an external HDD that can survive falls from up to 1.22 meters. Plenty of Storage SpaceIn an age of 4K video and other high-resolution content, GBs just don’t cut it anymore. Luckily, the HD680 comes with up to 2TB of storage capacity. Three Colors to Choose fromThe HD680 comes in your choice of black, blue, and yellow, to match your personality and other devices. Convenient Cable ManagementThe drive has a nifty groove that goes around its shell, serving as a convenient way to store the detachable USB cable. When not in use, simply disconnect the cable, and wrap it around the HD680. Shock SensorsDropping or bumping an HDD can result in errors and bad sectors. The HD680 features shock sensors that notify you when impact or shaking has been detected with a red indicator light. Your Data is Secure with AES EncryptionAES 256-bit encryption keeps the data inside password-protected and away from prying eyes. TECHNICAL SPECIFICATIONS Capacity 2TB Color Black Dimensions (L x W x H) 124 x 101.7 x 22.9mm / 4.8 x 4 x 0.9" Weight 270g / 9.5oz Interface USB 3.1 ( Backward compatible with USB 2.0 ) Texture Plastic / Anti-shock Silicone Operating Temperature 5–50°C / 41–121°F Operating Voltage DC 5V, 900mA System requirements Windows XP / Vista / 7 / 8 / 8.1 / 10Mac OS X 10.6 or laterLinux Kernel 2.6 or later Accessories USB 3.1 cable, Quick Start Guide Warranty 3 years Note 1. HDDtoGo free software only compatible with Windows.2. Compatibility with specific host devices may vary and could be affected by system environment.3. Connecting via USB 2.0 requires plugging in to two USB ports for sufficient power delivery. A USB Y-cable will be needed.HD680 dust and water proof ratings apply only when the USB port cover is firmly closed. .