Product Detail Information　 SX-T904C USB A/M to A/F Connector; USB A/M to A/M connector; RJ45 to USB A/F connector; USB A/M to Mini 5P/M connector; USB A/M to Mini 4P/M Connector; USB A/M to B/M Connector; DC3.5 Earphone; Mini USB optical Mouse 4 Port USB Mini HUB(USB1.1 Or USB 2.0) USB Flash disk (64MB/128MB/256MB/512MB/1G) USB Mini PC Camera (480K /300K/100K )pixels