Bus 004 Device 002: ID 15c2:0038 SoundGraph Inc. 
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 003: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth Dongle (HCI mode)
Bus 003 Device 002: ID 046d:c50b Logitech, Inc. Cordless Desktop Optical
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 003: ID 13fe:1f00 Kingston Technology Company Inc. DataTraveler 2.0 4GB Flash Drive / Patriot Xporter 32GB (PEF32GUSB) Flash Drive
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub