OpenBCI 16 channels versus Schiller CS 200 with 16 ECG channels

Why is OpenBCI with 16 channel 2 000 USD? Whereas the Schiller CS 200 with 16 ECG channel is 25 000 USD? Peter Gamma from www.petergammma.org from Switzerland is asking: Because the CS 200 is Swiss Quality? But has the CS 200 price not also the OpenBCI Galea “league”? A price which is more a …