Full Digital Laptop Colour Doppler Ultrasound Scanner color doppler ultrasound Full Digital Laptop Color Doppler Ultrasound Scanner color doppler ultrasoundModelJH-3000Display modeB&W mode: B, 2B, B/M., 4B Color Doppler mode: CFM, PD, PW Triplex: Real-time simultaneous 2D, Doppler& CFM Duplex: Real-time simultaneous 2D & DopplerGray scale256Transducer frequency2-10 MHzDigital technologyDynamic ...