... array of electronics 2) Imaging model B, B+B, B+M, M Full digital Ultrasound scanner YD-9000DScanning mode : Convex / linear of ... digital wave-beam forming technologyDisplay mode: B , B / B , B / M , Mworking frequency: 2.0MHZ ~ 12MHZMeasurements: distance, circumference, area, volume, heart ... instrument, , 128 frame cine-loop card Full digital Ultrasound scanner trolley B&W