Just a quick reference of: basic output filter by bus/device filter by vendor/product Basic Output The lsusb tool just reads the USB bus and lists what it finds. Super flashy. Here’s my computer. I’ve only plugged in one flash drive and a mouse: $ lsusb Bus 002 Device 003: ID 8086:0189 Intel Corp. Bus 002 Device 004: ID 046d:c077 Logitech, Inc. M105 Optical Mouse Bus 002 Device 002: ID 8087:0024 Intel Corp.