Specifications: hard Drive Size: 2.5 Inches type: Expansion Hdd interface: Usb3.0 available Format: Exfat the Package: hdd Hard Disk * 1 Usb Data Cable * 1 kind Tips: the Mobile Hard Disk Is Not Suitable For Ios System Mobile Devices And Mac notice: 1. The Ntfs Format Cannot Be Used, Otherwise The Product May Be Damaged. 2. Formatting Can Only Be Performed On Windows. The Exfat Format Must Be Selected When Formatting For The First Time (emphasis). 3. This Product Is Not Suitable For Ps4, Not For Xbox And Other Game Consoles.