Feature: -15 inch LED screen, pretty, portable and light -2 probe connector -Full digital imaging technology, crystal-clear Image -3D Image function(optional) -PC based, abundant functions -Powerful image and report management -Large volume storage image and cineloop -DICOM display and transfer -Compatible with laser/inkjet printers -Built-in battery(Work 5 hours) Specification: -Maximum Scanning Depth: max. 250mm -Multi-frequency: 5 segment frequencies -Cine Loop: max. 1024 frames -Scanning mode: B, 2B, B/M, M, 4B, 9B, ZOOM; -Real-time Zoom on B mode -Image gray scale: 256 level gray scale -Image processing: Pre-processing, after-processing, dynamic range, frame rate, line average, edge; enhancement, Black/White inversion; Gray scale adjustment, contrast, brightness, ? revision. -Gain: 0-100dB; Time gain control(TGC): 8 segment adjustment, B, M adjustment separately. -Measurement and calculation(human): B mode: distance, circumstance, area, volume, angle, ratio, stenosis, profile, histogram; M mode: heart rate, time, distance, slope and stenosis; Gynecology measurement: Uterus, cervix, endometrium, L/R ovary;