... and obstetrics diagnosis Functional characteristics:The KJ-4002 B ultrasonic diagnostic instrument (hereinafter refers to as instrument ... such five display modes as B, B/B, 4B,B+M, and M. Under the B mode there are six magnifications: ... 4002, 4003 and 4003(workstation)Display mode: Convex array: B, B/B,4B, B+M, and MMagnification: ×0.8, ×1.0, ... pregnancy and so on. KJ-4002 Trolley B ultrasound machine