... number of documents scanned A4 size varies with (600dpi color of about 220, 600dpi is about 290, 300dpi monochrome 780, 300dpi about ... 1280)Scan Width: 8.27Scan Length: 300dpi: 50 (max), 600dpi: 25 (max)File Format: JPGFeatures: Compact, lightweight, easy to carry ...