Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 002: ID 05ca:183b Ricoh Co., Ltd Visual Communication Camera VGP-VCC8 [R5U870]
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
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 007 Device 005: ID 044e:3012 Alps Electric Co., Ltd 
Bus 007 Device 004: ID 044e:3013 Alps Electric Co., Ltd 
Bus 007 Device 003: ID 044e:3010 Alps Electric Co., Ltd Bluetooth Adapter
Bus 007 Device 002: ID 044e:3011 Alps Electric Co., Ltd 
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 011: ID 058f:6332 Alcor Micro Corp. 
Bus 002 Device 010: ID 046d:c018 Logitech, Inc. Optical Wheel Mouse
Bus 002 Device 009: ID 05e3:0608 Genesys Logic, Inc. USB-2.0 4-Port HUB
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub