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 002: ID 046d:c01d Logitech, Inc. MX510 Optical Mouse
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 002: ID 174f:a311 Syntek 1.3MPixel Web Cam - Asus A3A, A6J, A6K, A6M, A6R, A6T, A6V, A7T, A7sv, A7U
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub