DREAMSTAR DUO/DUO ST Advanced patented functions (FlowSens, Specific Calibration) allow the practitioner to ensure that the device adapts correctly to the patient (triggering cycles, correction of leaks) and to the components of the pneumatic circuit (type of pipe, mask).DreamStar Duo and DreamStar Duo ST work with OxyLink, which allows the clinician to evaluate treatment effectiveness by linking oximetry data to respiratory events and machine data. All this data can also be analyzed using DreamStar Analyze software over the last 365 days.Features:CompactSilentRamp Intelligent: CC+, Auto OnSpecific CalibrationTECHNICAL SPECIFICATIONS :Model : BilevelPressure delivered : EPAP : 3 to 20 cm H2O adjustable in 0,5 cmH2O increments,IPAP : 3 to 25 cm H2O adjustable in 0,5 cmH2O incrementsMax flow : 180 lpm to 20 cm H2OAdvances adjustable settings : 10 levelstrigger sensitivity – 5 rise time speed levels –Backup frequency (Duo ST) from 0 to 25 bpm – I/E ratio (Duo ST) from 1/4 to 1/0,5Sound level : 27 dBADimensions(D x W x H) : 23 x 20 x 12 cmWeight : 1,5 kg with humidifier; 1,4 kg without humidifier