Color:(6) 32GB-10 PACK Specification:Capacity: 32GBAvailable Color: BlackInterface Type: USB 3.0 compatible (Backwards compatible to USB 2.0 and USB1.1)Compatibility: Desktop, Laptop, Macintosh, Tablet, Speakers all with USB port Operating System: windows 7 / 8 / 10 / Vista / XP / 2000 / ME / NT Linux and Mac OS.Operating Temperatures: 32o F to 140o F (0o C to 60o C) Storage Temperatures: -4o F to 185o F (-20o C to 85o C) Package Included: 10Pcs 32GB USB 3.0 Flash Drives Friendly Tips: The actual available capacity: 29.7GB-29.8GB Some of the listed capacity on a Flash storage device is used for formatting and other functions and thus is not available for data storage. As such, the actual available capacity for data storage is less than what is listed on the products. FAT32 is factory default drive format, which is read/write compatible with Windows and Mac OS; while NTFS is compatible with Windows but semi-compatible with Mac OS. Please format it properly if need. Service: Thank you for choosing our products. If you are not happy with our products, please do not hesitate to contact us. In every customer relationship, Sanfeya strives to be a trusted partner and seeks to achieve 100% customer satisfaction.