Bus 004 Device 002: ID 8087:8000 Intel Corp. 
Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 002: ID 8087:8008 Intel Corp. 
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 002: ID 1058:1230 Western Digital Technologies, Inc. My Book (WDBFJK0030HBK)
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 0b33:08a1 Contour Design, Inc. 
Bus 001 Device 002: ID 046d:c318 Logitech, Inc. Illuminated Keyboard
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub