Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 003: ID 0a5c:5843 Broadcom Corp. 58200
Bus 003 Device 002: ID 0c45:6738 Microdia Integrated_Webcam_HD
Bus 003 Device 004: ID 8087:0033 Intel Corp. 
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root 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