... delicate and clear images, 10 " black-and-white VGA display with high definition.2.portable type structure, exquisite, refined ... upgradingBody markers: a variety of body markers (30 sorts)Display information: date, time, medical records number, magnification, measurement ... electronic linear array.TGC adjustment: 8 TGC adjustmentsCine loop: 256 framesImage processing: up/down, left/right, black/white, ...