Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 002: ID 046d:c054 Logitech, Inc. 
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 002: ID 03f0:2911 Hewlett-Packard PSC 2200
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 002: ID 04ca:002f Lite-On Technology Corp. 
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 004: ID 1307:0330 Transcend Information, Inc. 
Bus 002 Device 002: ID 041e:4058 Creative Technology, Ltd Live! Cam Optia AF
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 004: ID 0bb4:0c02 High Tech Computer Corp. Dream / ADP1 / G1 Phone (Debug)
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub