... , SIGH, MANUAL, STANDBY, DEMOWaveform: P-t, F-t, V-t, F-v, V-pTidal Volume: 20~1600mlRespiratory frequency: 1~65bpmI: E ratio: 8: 1~1 ... : O2 concentration, MV, Respiratory frequency, Tidal volume, Ppeak, PEEP, I: E ratio, Pmean, etc...Alarm parameters:High pressure alarm, low pressure ...