Portable structure and it can be applied in the internal ... B mode there are six magnifications: ×0.8, ×1.0, ×1.2, ×1.5, ×1.8 and × 2.0.The instrument has a large 256 ... on; and the product performance is reliable.Technical Parameters:Structure: portable and trolley, KJ-4001, 4002, 4003 and 4003(workstation) ... be applied to check intrauterine equipment, pregnancy and so on. Portable B ultrasound machine