Clarifications & Features: * Dream Station BiPAP Pro is the latest Philip Response device, and it is a two-level positive compression device designed to treat obstructive sleep apnea (OSA). Thanks to its stylish modern design, Dream Station Bebab Pro no longer makes your bedroom look like a hospital room. Dream Station BiPAP Pro brings many new and improved features to treat sleep apnea, including: * Smart pressure reducer (Smart RAM) - Keeps pressure down continuously until the device detects that you need more pressure. * The user screen and control knob are located on the edge of the device, making it easy to read and control while in bed. * Dream Station has a built-in sensor to detect ambient light and hide the screen in a dark room while it brightens when the room is lit. Optional Starter - Monitor the necessary average pressure and start treatment at this pressure. * The hot water humid chamber can be accessed from the top of the machine, making it easy to remove, fill and replace with a door. * Comfort Flex: C-Flex, C-Flex +, Bi-Flex * Humidification modes: Fixed, Adaptive, Hot Tube * Resistance Type Mask Control: Standard * Slope (0 - 45 minutes): Slope, SmartRamp * Height compensation: Automatic * Advance event detection: Standard * Waveform flow: Standard * Modem compatibility: Standard * Built-in Bluetooth: Standard * Connection: Standard * Dream scheme specific: Standard * Oxygen compatibility: Standard * Check valid mask feature: Standard * Performance check: Standard * Dimensions of the dual positive air pressure device with humidifier: 11.7 "L x 7.6" W x 3.3 "H * Weight with humidifier and power supply: 4.37 lbs * Dimensions of the dual positive air pressure: 5.5" L x 7.6 "W x 3.3" H * Weight With an energy provider Capacity: 2.94 lbs. * Crane noise: less than 30 dB.