Bus 002 Device 002: ID 8087:8000 Intel Corp. 
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:8008 Intel Corp. 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 003: ID 0bda:0138 Realtek Semiconductor Corp. RTS5138 Card Reader Controller
Bus 003 Device 002: ID 046d:c534 Logitech, Inc. Unifying Receiver
Bus 003 Device 004: ID 04f2:b3a3 Chicony Electronics Co., Ltd USB2.0 HD UVC WebCam
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub