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Fetal Doppler



1. Portable Fetal Doppler mainly applies to detect the fetal heartbeat rate from the twelfth week.

2. Built-in rechargeable battery can work continuously more than 6 hours,LED can display FHR.

3. Alarm function when FHR is out of the normal range or battery power is in shortage.

4. Automatic power off ( 3 minutes )

5. Built-in speaker and collocated with earphone jack.

6. 2.0MHz probe,Optional 5.0MHz probe for blood stream.


1. Executive Standard: EN61266: 1995

2. Ultrasonic frequency: 2.0MHz±10%

3. Ultrasonic intensity: ≤10mW/cm2

4. Comprehensive Sensitivity: ≥90dB

5. FHR range: 60-210bpm(±2bpm)

6. FHR alarm range: ≤100bpm  or  ≥170bpm

7. Isptp: ≤0.1MPa

8. Battery: 14.4V/1600mAh Ni-MH rechargeable batteries

9. Adapter input voltage: AC 110V±10% 60Hz / 220V±10% 50Hz

10. Rechargeable battery input voltageno load: DC 24V±1V

11. Maximum audio output intensity: ≤2W

12. Doppler frequency: 100--3000Hz

13. Static continuous working time: ≥6h

14. Working temperature: 10-40℃

15. Humidity: ≤80%

16. Atmospheric pressure: 86--106kPa


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