The SD3 Ultrasonic Pocket Doppler provides exceptional performance at an
excellent value. Boasting superb sensitivity, complete interchangeability, and high
durability, the SD3 series is the ideal choice for routine fetal heart rate detection.
Designed for auscultation (intermittent listening) of fetal sound, the SD3 comes
with 2 MHz or 3 MHz waterproof probes suitable for detecting fetal heart rate.
The unit can also be equipped with 4 MHz, 5 MHz, or 8 MHz probe for vascular
diagnosis.

Features :

▪ Compact design with easy one-hand operation
▪ 2 MHz probe allows for deep penetration for later pregnancy
▪ 3 MHz probe detects fetal heartbeat as early as 9 weeks
▪ AA batteries for easy replacements
▪ Unique charger stand design available as add on
▪ Real-time work mode for spot check
▪ Built-in speaker with adjustable volume
▪ Option to record & play with audio playback and numeric display