The NeatDesk Desktop Scanner Digital Filing System is a high-quality scanner with a maximum resolution of 600 x 600 DPI, allowing for clear and detailed scanning of documents and images. It features a 8-bit grayscale depth and a CIS image sensor for accurate scanning results. With a memory of 256 MB and USB 1.0/1.1 connectivity, this scanner offers efficient and convenient scanning capabilities. The Neat brand ensures reliability and performance, making it a great choice for home or office use. Single owner, well taken care of. No guide book or download application disk, turns on but will not let me link to computer to test without a subscription. Being sold as is.