Come and Check Our Branding Solutions.It's USB 2.0. high speed and stable data transfer. Plug-and-play, no external power supply required. Solid state storage, waterproof and electromagnetic proof. Support all current computer systems. Speeds vary depending on types of file being transferred and computer. Portable super mini design. Low-profile drive for notebooks, tablets, TVs and car audio systems. Pls check inventory and detailed info before placing your orders.