TJ100 is suitable for family use and this Fetal Doppler probe and machine can be detached. The main machine is a separated music player with 15 fixed songs to play, to be used to play fetal education music and baby songs. After the birth of the baby, it can be used as a baby bed-wetting alarm if the bed-wetting sensor is plugged in.

* Loud speaker, external music and lanyard hanger.

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

* Human body based design, convenient to hold and good looking.

* Detachable probe,easy to use.

* Baby bed-wetting alarm.

* Extended  applications,even longer than the product itself.

Technical parameters:
Ultrasound frequency:3.0MHz
Output intensity of ultrasound:<10Mw/cm2
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:Liion rechargeable batteries
Continuous working time:>4 hours
Volume:100mm×90mm×40mm
Weight:250g