smart size handheld Doppler can meet routine examination requirement of obstetricians, midwives, and pregnant women. It is a high  performance model with FHR digital LCD display. It has three heart rate processing modes: real-time FHR display mode, averaged FHR display mode and manual mode. Both of the models have audio output, and can connect with earphone or recorder with audio input. it has a slim, power saving and interchangeable ultrasound probe.

 Feature: 

■ Easy to use 

■ Accurate FHR detection and LCD display 

■ Auto and manual counting 

■ Built-in speaker 

■ Automatic switch-off 

■ Battery energy indication 

Function: 

FHR Detection: Speaker output/Earphone output LCD display, Five working 

modes: Real-time FHR Display mode, Averaged FHR Display mode, 

Manual mode, continuous operation time≥240mi