We mostly use the low-cost and open hardware of the OpenBCI project, using the command-line based openbci2ft module or the OpenBCI GUI in combination with Lab Streaming Layer and the lsl2ft module.
However, EEGsynth can also interface with other hardware such as the Bitalino biosignal board and the bitalino2ft module, the computer's audio input using audio2ft module or numerous state-of-the-art commercial EEG and MEG devices using FieldTrip's device implementations.
Continue reading: Output to software and devices