SoClean 2 CPAP Cleaner and Sanitizer. Item was barely used and in like new condition. Easily clean your CPAP mask, hose, and reservoir simply by pressing a button. You can also set a time for the machine to automatically start each day to clean your CPAP mask. Included in the box is the So Clean 2 cleaning machine, Philips Respironics Dreamstation 2 hose adapter, and power cable. Filtration kits generally cost $20 each. Buy this unit now and I will throw in three (3) brand new filtration units for free.