The Epson ES-400 II is a high-quality desktop scanner with a maximum resolution of 600 x 600 DPI and a 30-bit grayscale and color depth. It features LED technology and a Contact Image Sensor (CIS) for accurate scanning. This color duplex document scanner supports scanning sizes of A5, A4, and A6, and is equipped with USB 3.0 connectivity for fast data transfer. With its compact dimensions of 11.6 inches in length, 6.9 inches in height, and 6.6 inches in width, the Epson ES-400 II is a reliable and efficient scanner suitable for various scanning needs.