Difference between SpO2 modules MD 200 and MD100

About the difference between SpO2 modules MD 200 and MD100.
About the MD 200 and MD100. The deference is The size MD100 much smaller than MD 200 (in the catchment) MD100 is a digital but MD 200 analog Module MD100 use a digital sensor,but MD200 BCI compatible
 
  • The size: MD100 much smaller than MD 200 (in the catchment)
  • MD100 is a digital but MD 200 analog Module
  • MD100 use a digital sensor,but MD200 BCI compatible