About capacity: What is the real capacity? Flash memory vendors are using decimal arithmetic:1MB = 1000KB,1G = 1000MB calculated, the operating system using binary arithmetic:1MB = 1024KB,1GB = 1024MB; so there are some differences between display capacity and nominal capacity of flash memory product. 4GB=approximately 3.5GB-3.7GB 8GB=approximately 7.4GB-7.8GB 16GB=approximately 14GB-15GB 32GB=approximately 28GB-30GB 64GB=approximately 58GB-59GB This is calculation difference between manufacturer and our PC, please Google `Memory card capacity` to get more information.
Features: Supports hot plug & play, High speed USB 2.0 port No physical drive required Plug-and-play; no external power supply required, USB bus-powered Support all current computer systems speeds vary depending on types of file being transferred and computer configuration. Read Rate: 12-18 Mb/S Write Rate:4-6 Mb/S Interface USB 2.0 Excellent USB Memory stick in excellent condition