https://github.com/sccn/labstreaminglayer/issues/30 https://github.com/alexandrebarachant/muse-lsl https://github.com/alexandrebarachant/muse-lsl/issues/140 With OpenBCI we have not the issues with have with the Muse headband LSL & Pi4, we can choose BrainFlow: https://medium.com/@basoph2002/using-brainflow-with-openbci-eeg-recorder-on-a-raspberry-pi-e578dca675ce And have an example which works with the Pi 4.