Bus 004 Device 005: ID 046d:c227 Logitech, Inc. 
Bus 004 Device 004: ID 046d:c226 Logitech, Inc. 
Bus 004 Device 003: ID 046d:c51a Logitech, Inc. MX Revolution/G7 Cordless Mouse
Bus 004 Device 002: ID 046d:c223 Logitech, Inc. G15 Keyboard / USB Hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 002: ID 0781:5151 SanDisk Corp. Cruzer Micro 256/512MB/4GB Flash Drive
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 002: ID 04b8:0819 Seiko Epson Corp. Stylus CX4700/CX4800/DX4800 (PX-A750)
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub