Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 0bda:0821 Realtek Semiconductor Corp. 
Bus 001 Device 003: ID 046d:c05a Logitech, Inc. M90/M100 Optical Mouse
Bus 001 Device 002: ID 046d:c31d Logitech, Inc. Media Keyboard K200
Bus 001 Device 007: ID 2581:f1d0  
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub