su lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 04f2:b52b Chicony Electronics Co., Ltd
Bus 001 Device 003: ID 0bda:b721 Realtek Semiconductor Corp.
Bus 001 Device 002: ID 1a81:1006 Holtek Semiconductor, Inc.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub