Edan SD3 Fetal Doppler with 2/3MHz Doppler Frequency, Rechargeable Battery | 0.96" OLED Digital Display with Number Mode | Accurate FHR Detection with Clear Sound at best price.
EDAN SD3 PLUS FETAL/VASCULAR Doppler ,choice of 2/3/4/5/8MHZ PROBE. OLED color screen, li-ion rechargeable battery