Feature: Easy and convenient operation High-fidelity, crystal clear sound Earphone and speaker are feasible High sensitivity water-proof probe Low ultrasound dosage Display with color and touch LCD Unique ergonomic design USB functions to transmit data Multiple work modes Multiple display modes Automatic storage and play back of FHR curve Specification Display 65mm 50mm LCD FHR resolution 1bpm FHR accuracy±1bpm Power consumption
