MianYang XianFeng Medical Instrument Co.,ltd Mianyang Ultrasound XianFeng Trading Company E20 Laptop Color Doppler Ultrasonic Diagnostic System Laptop thin and light design; 12.1" LCD Displayer; Windows 7 operation system; Standard key board and backlight key; 3200mAh recharge lithium battery. Display modes: B B/B 4B B+M CFM B+CFM PDK B+PDK PW; Gray scale: 256 levels, 5 levels image optimization; THI imaging technology; Rich image processing technology, for instance frames average, view angle, edge enhance, Gamma ,etc Main CN,EN,RUS,POR,ESP,FR,DE 7 kinds languages; Parameter Display penetration depth 1~400mm; Dynamic range: 80~280dB adjustable; Application mode OB,GYN, Small organ, Urology, Pediatric, Cardiac etc; Preset the parameter depend on scanning organ; IMT automatic measurement and display results; 15 kinds of pseudo color; Support guide line of biopsy puncture; Built-in 120G soild state drive ,make the storage safer and more reliable; Support frequency conversion range: 2MHz~12MHz (depend on probe type); Built-in editable report page ; Gain control: 8 segments TGC and overall gain can be adjusted respectively; Focus position: dynamic electron focusing. Interface 2 activated probe connector ports Interface Port: HDMI, VGA, DICOM, USB, Line Out. Optional Probe Convex Trans-vaginal Linear Micro-convex