When we where looking for affordable to products from www.openbci.com: https://www.eevblog.com/forum/testgear/how-to-solve-the-ti-ads1299-eeg-demo-kit-is-not-save-for-humans-problem/ HackEEG was offered to us. But at the same time OpenBCI made in China was offered to us well: And when we continued for affordable to products from www.openbci.com, PiEEG came onto the market, but was available only for a view month: https://www.crowdsupply.com/hackerbci/pieeg#products PiEEG …