lsusb - test
Bus 006 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 006 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 002: ID 11b0:6558 ATECH FLASH TECHNOLOGY
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
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 05fc:0231 Harman
Bus 001 Device 003: ID 051d:0002 American Power Conversion Uninterruptible Power Supply
Bus 001 Device 002: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 005 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub