Fetal doppler

Model:BR-PO04

Safey:Class II, type B
Display: 2.4'' TFT display

Power supply:
Build-in rechargeable battery
Working voltage:9V
continuous operating time: over 4 hrs
AC recharger
Speaker power:1w
Automatically shut-off

Ultrasound transducer:
Working frequency:2.0MHz
Working mode:continuous/pulsed doppler
Effective ultrasound send/incept area: 490mm
Ultrasound strength:≤5mW/cm
Total sensitivity: ≥90db, in the distance of 200mm to the surface of the probe

FHR:
Automatic FHR sound detection or speaking
Measurement range: 50-210bpm of 2.0Mhz
Accuracy: ±1% or ±1bpm