CPAP therapy just got better with new sleep apnea machines that incorporate the latest in CPAP technology. If you are looking for a quiet, compact machine that can detect central sleep apnea, then get the Fisher and Paykel SleepStyle Auto. The Philips Respironics Dreamstation Auto (humidifier version) is a stylish machine with a screen that gives you information such as the pressure levels during therapy. You can also use the Philips Respironics Dreamstation Auto (without humidifier) version of the machine.