The device uses color LCD of high resolution to display the fetal heartbeat waveform, and figure out the FHR to help the doctor diagnose in time.

It contains components of ultrasonic signal transmitter and receiver, analog signals processing unit, FHR calculating unit, LCD display control unit etc.
 

Feature:

• Beautiful shape, portable, easy operation
• The probe has bending structure which is easy to operate and can increase the ease of the pregnant women, embodies the humane care design
• Fetal heart rate values, bar graph and heartbeat waveform color screen display
• Alarming in red when the fetal heart rate range is out of the normal range
• Battery status indicator
• Built-in speaker
• Output for headphone
• Auto shut off
• Two pieces of standard 1.5V alkaline battery available which can work no less than 8 hours
• 3 work modes: real-time FHR display mode, averaged FHR display mode, and manual mode
• It also has audio output, and can be connected with earphone or recorder with audio input

Speicifications:   

• Color LCD Display: 45mm×25mm
• Suitable Using range: suitable for use after the 12th week of pregnancy
• FHR Performance:
  FHR Measuring range: 50-240BPM
  Resolution: 1 BPM
  Accuracy: ±3BPM
  Auto shut-off: after 1m no signal, power off automatically
• Probe:
  Nominal Frequency: 2.0MHz
  Working frequency: 2.0MHz±10%
  Ultrasonic output power: P<10 mW
  Working mode: Continuous wave Doppler
• Size: 135mm×92mm×29mm