Providing innovative, reliable products and services is a key element in satisfying customer needs, but there are other important elements as well. HP offers many different products and services to a broad set of customers. It is imperative that the products and services recommended to a specific customer are those that will best fulfill the customer's overall, long-term needs. HP has what you need. HP's Two-Sided Printing Accessory (duplexer) allows you to automatically print great-looking two-sided documents while saving time and money. This is the perfect addition to the compatible HP printer.