1.a kind of B ultrasound imaging system 2.with beautiful design and high ... ≤3 (80Imaging mode: B, B+B, 4B, B+M, M Grey ... calculation: distance, circumference, area, volume and heart rate OB/GYN software package (BPD, GS, CRL, FL, AC and embryo weight ... )Trans-vaginal probe (5.0MHz, 6.5 MHz)Imaging workstationOthersPower supply: AC 100V~130V/220V~240V, 50/60HzDimensions ...