... B-Ultrasound Unit 1) Portable & attractive plastic injection design 2) small-sized, lightwight 3) with clip 4) ISO ... -procwssing, frame correlation, histogram, interpolation, digital scanning, post-processing, etc.Screen filter ensuring a comfortable operationDisplay mode: B, B ... /B, B/M, M and 4BProbe Frequency: 2.5MHZ--7.5MHZScan Mode: Convex,Electronic LinearMeasurement: Distance, Circumference, ...