Features:1) Scanning techniques: electronic linear scanning / convex scanning / annular array sector scanning / Doppler, pencil probes2) Scan modes: 2D (B mode), TM (M mode), PW, CW, CFM 3) Display mode: single frame B / dual-frame B / quad-frame B, M or B + M, CFM + M, CFM + PW4) Monitor: 17" color monitor / 640 x 480 pixel resolution / PAL / NTEC compatible5) Keyboard: back lightening / 10 software controlled function keys / tracking ball for TM, CW / PW line steering, PW gate positioning, CFM color window resizing and position, focus point setting, annotation positioning, measurements and cine mode review / keyboard removable for cleaning operation6) Screen layout: patient identification field / technical data field / measurement field / menu field / freeze mode indicator / cine-loop memory indicator / annotation / image orientation indicator / body mark / ECG display / Biopsy channel / CFM window7) High quality space resolution and contrast resolution provide best images from near gain to far gain producing area:China payment:L/C, T/T