Portable Ultrasound Scanner Model: 200C Feature: 1.Imaging control: front panel controls of brightness,contrast,and near/far and overall gain of the image. 2.Focusing method: able dynamic multi-focusing. 3.Display Modes: B-mode,M-mode,B/M-mode,B/B-mode;Zoom of real time B-mode image to ?.8, ?, ?.5, ?.0 magnifications. 4.Measure: under B-mode,(B+B)-mode,(B+M)-mode,measurement of Distance,Area,Circumference,in all directions allowed. Under M-mode,measurement of heart rate and depth directly allowed. All the measurement may be operated with Trackball. 5.OSD(On Screen Display): Date,Time,Hospital name,Body-Marks, Patient ID and Comments,Gain,Focusing and Zoom setting; 6.Plenty of measuring software: measuring accurately and rapidly. (Distance, Area,Circumference,Volume,HR,LV,Slope,Angle,Heart-rate)in ellipse method. Extensive quantification capabilities including BPD,GS,FL,CRL,AC,AD and HC. Display estimated fetal age 4 to 43 weeks. 7.Image scrolling,up/down and left/right reverse and Black/white invert. 8.Adjustable guideline for puncturing. 9.Sleep mode to save energy and protect screen and probe. 10.Two probe connections. 11.64 frames cinema loop. 12.Permanent image storage card. 13.Parameter Preset: Suitable preset for different application. (Gynecology,Heart,Abdomen,Urological, Limbs,Paediatric,etc.) ment Function. Optional Configuration 1.6.5MHz R13 Transvaginal Probe/7.5MHz high-frequency Linear Probe/3.5MHz 80 Elements Linear Probe. 2.Video Image Printer. 3.Trolley.