I did. Bought it myself. Learn how to enter clinician mode by holding the right buttons for your model. It's quite shocking how controlled and artificially limi

I did. Bought it myself. Learn how to enter clinician mode by holding the right buttons for your model. It's quite shocking how controlled and artificially limited things are in CPAP-land. cpap, and more advanced machines have identical hardware, but they cost orders of magnitude different prices. For many people have different pressure when inhaling vs exhaling is important - so called BiPAP. Everyone tells you start with CPAP, but if it turns out you need BiPAP then you need to replace the entire machine even though hacking the software works in, ahem, certain cases.