The company is the major digital volume fetal heart beat monitor (rrb-dx-05) manufacturer, exporter, and supplier in new delhi. The digital volume fetal heart beat monitor (rrb-dx-05) is used in clinics, nursing homes, hospitals, etc. features operating probe frequency : 2mhz for obs. Gynepower : mains and battery operatedspeakerear phone facilityindicate the heart beatvoltage : 220 v ac 50 hzfrequency : 2 mhzinput : 9 volt dcbattery : 1.2 ah 12 volt dcabsorbed power : 9 volt dcaudio output power : 4 watts