Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 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 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 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 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 001 Device 003: ID 0409:0050 NEC Corp. 
Bus 002 Device 002: ID 0644:0200 TEAC Corp. All-In-One Multi-Card Reader CA200/B/S
Bus 004 Device 002: ID 046d:c508 Logitech, Inc. Cordless Trackball
Bus 001 Device 004: ID 046d:c52b Logitech, Inc. Unifying Receiver