... sensitive, steady, clear, high-resolution pictures. Equipped with B, B+B, B+M, M display modes and the 256 gray scales ... portable, and convenient to operate. Applicable fields Suitable for diagnosis of heart, liver, gallbladder, kidney, spleen, pancreas, ... . Scanning Mode: Electronical Convex Scanning Display Mode: Type B, Type B/B, Type B/M, Type M Video Output Mode: Standard PAL Mode Monitor Screen ...