The Edan SD3 Plus Ultrasonic Pocket Doppler features your choice of 2, 3, 4, 5, or 8 MHz probe to deliver excellent sensitivity, complete interchangeability, and high durability. Ideally suited for routine fetal heart rate detection, the SD3 Plus is designed for the auscultation (intermittent listening) of fetal sound.
Warranty: 2 Years - Free from Defects in Materials and Workmanship.
The 2 or 3 MHz waterproof probes can be used for the detection of fetal heart rate as a general indication of fetal well being and also to verify fetal heart viability following patient trauma. The 4, 5, or 8 MHz probes are for vascular diagnosis.