... and-white SVGA progressive scanning display.Gray scale: 256Display mode: B, B / B, 4B, B / M, MMain probe: 3.5 MHz electronic convex ... : × 1.0, × 1.2, × 1.5, × 2.0Depth upgrade: B, B+B mode of upgradingBody markers: a variety of body markers (30 ... configuration: one mainframe unit of B-ultrasound, one electronic convex array probe.Optional parts: 7.5MHz high-frequency linear array probe ...