... 1.BT download 2.USB port 3.Bit torrent/FTP/SMB/UPnP/Media/USB 1.1 print server USB NAS/print ... /NT/2000/XP/2003, Mac OS X, Linux and Unix (SMB/FTP).* USB supports Windows 98SE/ME/2000/XP, Mac OS ... 6.manual USB NAS Network server,Bit torrent/FTP server/SMB server UPnP/Media server/USB 1.1 print server