1、USB3.0 high-speed interface, the theoretical transmission speed up to 5Gbps, easy to transfer your photos, videos, songs, and other files, stable and efficient. 2、The protective cap keeps liquid and dust out, better protects the data interface. 3、Built-in encryption software, can set the folder confidential, to ensure data security. 4、Small size, it can be hung on backpack or key ring, easy to carry and use. 5、Widely compatible with desktop computer, laptop, vehicle-mounted MP3, TV, etc. Features: USB3.0 high-speed interface, the theoretical transmission speed up to 5Gbps, easy to transfer your photos, videos, songs, and other files, stable and efficient. The protective cap keeps liquid and dust out, better protects the data interface. Built-in encryption software, can set the folder confidential, to ensure data security. Small size, it can be hung on backpack or key ring, easy to carry and use. Widely compatible with desktop computer, laptop, vehicle-mounted MP3, TV, etc. Specification: Brand: Netac Model: U185 Material: ABS+PC Interface: USB3.0 Theoretical transmission rate: Up to 5Gbps Capacity: 16GB/32GB/64GB/128GB/256GB(optional) System compatibility: Windows XP/7/8/10+, Mac OS X 10.5+, Linux 2.4.x or+ Item size: 5.75 * 1.95 * 0.85cm /2.26 * 0.77 * 0.33in Item weight: Approx. 7g /0.25oz Packing list: 1 * U disk 1 * U disk