Small, light with Easy to read displays. Easy Start with smart Ramp, Blue tooth with DreamMapper App. Performance check and an intuitive menu system. Exhalation Pressure Relief. CPAP machine, 6 Foot tube, reusable filter, disposable filter, SD card, 80 Watt power supply, power cord, carrying case. Heated humidification FIxed, adaptive. #DSX500S11 #DSX500H11-Humidifier #DSX500T11-w/Humidifier & Heated Tube #1122519-Filters 6/pk UNSPSC#44272202