Digital signal processing techniques ensure Fetal Heart Rate(FHR) accuracy and reliability Rechargeable Batteries, Adaptor, USB wire included with Fetal Doppler Highly sensitive Doppler probe for accurate FHR detection Low ultrasound power-safe for the baby Display screen options- value/diagram Auto shut off in one minute Friendly interface, easy to operate Probe and Doppler are separate, hence much easier to operate Display:1.3 inches LCD Ultrasound frequency: 2.125 MHz – 2.875 MHz Comprehensive sensitivity: >90 dB FHR range: 50/min – 210/min
