... it's very hot to used with the mini speaker;3, Capacity: 512mb, 1gb,2gb,4gb, 8gb, 16gb, ... : Read:12mb-25mb/s, Write:3mb-12mb/s;5, Drive support led indicator for status Display, led ... being read or written;6, Write Protection Switch;7, Service: logo printing, file preloading, auto-run, space partition, ... will send by airfreight, seafreight or as required. USB Flash Drives/stick for 1gb 2gb 4gb 8gb 16gb