1,Monitor parameter: Tidal volume, breath frequency, MV 2,Gauge: 2 units, one N2O, one O2 3, ... ~ 1:6Monitor parameter: Tidal volume, breath frequency, MVAlarm: MV high alarm, MV low alarm, TV high alarm, TV low alarmMain UnitCircle absorber: Compact ... N2O, one O2 v the anesthesia equipmet supplier ARIES 2800 with CE marked