lsusb - cst
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 002: ID 046d:0a1f Logitech, Inc.
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 002: ID 051d:0002 American Power Conversion Uninterruptible Power Supply
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 016: ID 0a5c:2148 Broadcom Corp.
Bus 001 Device 015: ID 0a5c:4503 Broadcom Corp.
Bus 001 Device 014: ID 0a5c:4502 Broadcom Corp. Keyboard (Boot Interface Subclass)
Bus 001 Device 013: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 001 Device 012: ID 0dc6:2011 Precision Squared Technology Corp.
Bus 001 Device 011: ID 0a5c:4500 Broadcom Corp. BCM2046B1 USB 2.0 Hub (part of BCM2046 Bluetooth)
Bus 001 Device 010: ID 05e3:0608 Genesys Logic, Inc. USB-2.0 4-Port HUB
Bus 001 Device 009: ID 0409:005a NEC Corp. HighSpeed Hub
Bus 001 Device 008: ID 0409:005a NEC Corp. HighSpeed Hub
Bus 001 Device 007: ID 1058:1110 Western Digital Technologies, Inc.
Bus 001 Device 006: ID 1058:1110 Western Digital Technologies, Inc.
Bus 001 Device 004: ID 1c6b:a122 Philips & Lite-ON Digital Solutions Corporation
Bus 001 Device 002: ID 0409:005a NEC Corp. HighSpeed Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub