... 2.0 dual usb flash drive and TF card U1 portable multi-purpose dual USB flash drive ... inculde original color ,UV,rubber oil print ,colors print etc.)CapacityInternal flash memory Or TF card /1GB/2G ... mm Depth:8mm Weight:10 gHousing Material and StyleBracelet, Card, Pen,Rectangle, Rubber, Metal and so on( ... USB 2.0;5P, High Speed Support TF Card 16MG/32G maxOperating systemWindows Vista/XP/2000/ME/ ...