On Thu, 27 Aug 2020 17:13:36 +0000, Stuart Naylor wrote: >rock@rockpis:~$ lsusb -s 002:005 -v > > > >Bus 002 Device 005: ID ffef:0f00 > >Couldn't open device, some information will be missing Hi, you likely need to run sudo lsusb or if you don't have set up sudo, first su before running lsusb However, does arecord -l not list the device? It either needs to be class compliant or it requires a dedicated driver. Does running lsmod | grep snd_usb_audio return that 'snd_usb_audio' is loaded, after the mic was plugged into an USB pot? Regards, Ralf _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user