Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 003: ID 413c:2107 Dell Computer Corp. 
Bus 001 Device 004: ID 0424:2504 Standard Microsystems Corp. USB 2.0 Hub
Bus 002 Device 003: ID 0951:1603 Kingston Technology DataTraveler 1GB/2GB Pen Drive
Bus 002 Device 004: ID 046d:c05a Logitech, Inc. Optical Mouse M90