Pressure Range: 4-20 cmH2O Material: Compound Material Work Mode: CPAP Product Type: Sleep & Snoring Certificate: CE FDA ISO Color: Gray Host Warranty: 1 Year Assurance Accessories Warranty: 3 months Assurance Dimensions: 78 mm x 60 mm x 21 mm Function: Sleep Apnea Disgnosis Software: Yes Validity: 5-10 Years