1)Excellent Imaging&Interface 2)Portable,Full DIGITAL 3)Perfect Software,Concise Menu, 4)For OB,Gynecology,Urology,Cardiology Digital Portable Ultrasound Scanner (BW8S) ... Gamma Correction Curve, Gender, BodyMark (Rotable), TGC curve,Gray Scale, System Prompt,Annotation, and Value,etc.Power Supply110V-240 V 60Hz ... 420mm(D) N.W/G.W:10.0KG/13.0KG Portable Ultrasound Scanner-Ultrasound Diagnostic System