Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 002: ID 046d:c526 Logitech, Inc. Nano Receiver
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 002: ID 05ca:18a3 Ricoh Co., Ltd 
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 004: ID 0bc2:2300 Seagate RSS LLC 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub