1.usb flash drive 2.OEM plastic usb flash drive 3.Storage:512MB-32GB 4.CE,ROHS,FCC Material: PlasticSize:5x1.2cmImprint: as you requiredInformation:1, Adopt USB 2.0 port and support plug and play;2, Usage: PC, laptop or Mac with a USB interface, it's very hot to used with the mini speaker;3, Capacity: 512mb, 1gb,2gb,4gb, 8gb, 16gb, 32gb, 64gb;4, Data transfer speed: Read:12mb-25mb/s, Write:3mb- ...