lsusb - test2
Bus 002 Device 002: ID 8087:8002 Intel Corp.
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:800a 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 046d:c05a Logitech, Inc. M90/M100 Optical Mouse
Bus 003 Device 002: ID 046d:c31d Logitech, Inc. Media Keyboard K200
Bus 003 Device 005: ID 0557:2419 ATEN International Co., Ltd
Bus 003 Device 004: ID 0000:0001
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub