... Heart Rate,EF slope and Time interval under M Mode.Professional Software MeasurementObstetrics: GS,CRL,BPD,HC,AC,FL,HL,OFD AFI,Fetal ... , Probe No & frequency, Depth, Scanning Direction, Focusing Position Indicator,Frame Rate,TGC,Accoustic Power Coefficient,Frame Averaging Coefficient, Line Averaging Coefficient ...