lsusb - test_initial
Bus 002 Device 003: ID 058f:6364 Alcor Micro Corp. AU6477 Card Reader Controller
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 007: ID 2109:0810
Bus 001 Device 006: ID 2109:0810
Bus 001 Device 005: ID 046d:c048 Logitech, Inc. G9 Laser Mouse
Bus 001 Device 004: ID 1532:0109 Razer USA, Ltd Lycosa Keyboard
Bus 001 Device 003: ID 0764:0501 Cyber Power System, Inc. CP1500 AVR UPS
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub