TY188 II BASIC is a hand-held fetal doppler; it can satisfy the demand for daily medical examination in hospitals, clinics and at home. The TY188 series can be used to monitor fetal heart sound and fetal heart rate can be digitally displayed. With tele-interface, fetal heart sound can be transmitted to doctors or hospitals far away through ordinary telephones and fetal heart sound can be recorded by computers. The power of TY188 II Basic can be provided by 3*AAA dry batteries.

fetal heart rate doppler

* Standard medical ultrasound Doppler fetal heart monitor

* Digital display of fetal heart rate ; batteries are easy to buy.

* With tele-interface, fetal heart sounds can be transmitted through telephone lines.

* Large diameter loud speaker and loud sound.

* Fetal heart sounds can be detected after 12 weeks pregnancy.

* Human-body based technique, convenient to handle and wonderful looking.

Technical parameters:
Display Screen: 25mm×15mm
Ultrasound frequency:3.0MHz
Output intensity of ultrasound:<10Mw/cm2
scope of  FHR measurement and display:40--220bpm
Accuracy of FHR Measurement:1bpm
Power of Voice Output:1W
Ranges of Voice Output Frequency:500dB--3000 dB
Working temperature:0--40
Relative humidity:30%--80%
Scope of Atmospheric pressure:70kPa--106kPa
Power Supply: 3*AAA dry batteries
Continuous working time: >4 hours
Volume: 100mm×90mm×40mm
Weight: 750g

fetal doppler