... ,2GB,4GB, 8GB,16GB 2.USB interface: USB 1.0/2.0 crystal usb with 1GB to 16GB capacity1.capacity:1GB,2GB ... ,4GB, 8GB,16GB 2.USB interface: USB 1.0/2.03.Read speed: 1MB/s (V 1.1), 8MB ... /s (V 2.0) Write speed: 920KB/s (V 1.1), 6MB/s (V ... 2.0) 4.Supports hot plug-and-play 5.Drive free External ...