Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 004: ID 058f:9540 Alcor Micro Corp. AU9540 Smartcard Reader
Bus 003 Device 007: ID 17ef:3074 Lenovo USB Billboard
Bus 003 Device 009: ID 17ef:3075 Lenovo USB2.0 Hub             
Bus 003 Device 011: ID 17ef:306f Lenovo Integrated Camera
Bus 003 Device 010: ID 413c:301a Dell Computer Corp. 
Bus 003 Device 008: ID 17ef:3071 Lenovo 
Bus 003 Device 006: ID 17ef:3071 Lenovo USB2.0 Hub             
Bus 003 Device 003: ID 04f2:b6d9 Chicony Electronics Co., Ltd Integrated Camera
Bus 003 Device 002: ID 06cb:00bd Synaptics, Inc. 
Bus 003 Device 005: ID 8087:0032 Intel Corp. 
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 003: ID 17ef:3070 Lenovo USB3.1 Hub             
Bus 002 Device 002: ID 17ef:3070 Lenovo USB3.1 Hub             
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub