Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 005: ID 187c:0516 Alienware Corporation 
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 0bda:a811 Realtek Semiconductor Corp. RTL8811AU 802.11a/b/g/n/ac WLAN Adapter
Bus 001 Device 018: ID 046d:c539 Logitech, Inc. 
Bus 001 Device 019: ID 187c:0517 Alienware Corporation 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub