Available capacities: 128MB to 16GB Full compatibility with USB 1.1 and 2.0 Operating system: Microsoft Windows Me/98/2000/XP, Mac.9.0 or above Data retention: 10-year minimum Reading speed USB 2.0: 10Mbps Writing speed USB 2.0: 5Mbps Logo, data preload, autorun, webkey services available Packing: blister, PVC bag, color box, gift or customized MOQ: 100 pieces OEM orders are welcome, customized designs are accepted.