Bus 004 Device 004: ID 413c:2010 Dell Computer Corp. 
Bus 004 Device 003: ID 093a:2510 Pixart Imaging, Inc. Hama Optical Mouse
Bus 004 Device 002: ID 413c:1003 Dell Computer Corp. 
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 002: ID 0b38:0003  
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 046d:080f Logitech, Inc. 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub