lsusb - test1
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 003: ID 03f0:020c Hewlett-Packard Multimedia Keyboard
Bus 004 Device 002: ID 03f0:010c Hewlett-Packard Multimedia Keyboard Hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 002: ID 0461:4d15 Primax Electronics, Ltd Dell Optical Mouse
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 006: ID 05ac:921b Apple, Inc.
Bus 001 Device 005: ID 067b:2506 Prolific Technology, Inc.
Bus 001 Device 002: ID 05ac:911b Apple, Inc.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub