Dynarex Alternating Pressure Air Cushion Brand_Valleylab An Ambu Piezo Sensor (#812200 000) Brand_ResMed AirFit An Ambu Piezo Sensor (#812200 000) utilizes Piezo technology to reliably produce clean signals of snoring behavior The ceiling rod (also known as a drop tube) can be installed on the shuttle track to extend the drop length of the light source to a much more accommodating height Ideal for use in homecare and long term care settings The cushion features a system of interconnected air cells that inflate and deflate to help increase blood flow and redistribute body pressure and a digital pump that provides 3 comfort level settings and adjustable cycle times