... combined freelyto change the focus position.*Dynamic Aperture,dynamic frequency scanning* Low noise preamplifier,TGC control,Wave filtering ... enhance,etc.2)High-density probe and wider frequency band optimize image quality3)SVGA monitor,flicker-free,Protection ... supply is adoptedTechnical Specification1)Three probe connectors for multi-frequency convex probe, linear probe, transvaginal probe and micro ...