linux-7b87:~ # lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 002: ID 1307:0165 Transcend Information, Inc. 2GB/4GB Flash Drive
Bus 001 Device 003: ID 1c9e:98ff  
linux-7b87:~ #