Full Digital Laptop Colour Doppler Ultrasound Scanner color doppler ultrasound Full Digital Laptop Color Doppler Ultrasound Scanner ModelJH-3000Display modeB&W mode ... : B, 2B, B/M., 4B Color Doppler mode: CFM, PD, PW Triplex: Real-time simultaneous ... capacity, USBZoomPan zoomB modedistance, circumference, area, volume, angle, fetal growth curveM modedistance, time, velocity, heart rateDoppler ModeVs, Vd, ...