Bus 006 Device 002: ID 04a9:2204 Canon, Inc. CanoScan FB630U
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 002: ID 046a:0050 Cherry GmbH 
Bus 004 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 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 007: ID 0502:3203 Acer, Inc. 
Bus 001 Device 006: ID 15a4:9016 Afatech Technologies, Inc. AF9015 DVB-T USB2.0 stick
Bus 001 Device 005: ID 056d:0002 EIZO Corp. HID Monitor Controls
Bus 001 Device 003: ID 0409:005a NEC Corp. HighSpeed Hub
Bus 001 Device 002: ID 0471:0332 Philips SPC 1000NC PC Camera
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub