With the CLP-680's 533 MHz dual CPU you can be sure that this printer will handle the entire load of your workgroup's printing needs. With the CLP-680DW's two line liquid crystal display & intuitive 5-key compass navigation you can control the device's status, browse the menu & access each unique feature with ease. Samsung's unique Re CP (Rendering Engine for Clean Page) technology helps deliver outstanding quality & vibrancy, helping to ensure printouts look exceptional. It can automatically sharpen the focus of both graphics & text, while solid objects are overlapped to minimize white gaps.