Support the productivity of growing work groups with simple, robust paper input accessories that enables media versatility, from A4 to legal A4/Letter to A3/11 x 17 in, and allows longer printing without reloading paper.Reduce trips to the printer to reload paper with this paper input accessory. Print more pages without having to reload paper.Automatically print on two different types of paper such as plain paper and glossy brochure paper without manually loading paper trays for each print job.Save time and improve the performance of individuals and workteams with the increased paper capacity of this 500-sheet paper tray from HP. With more sheets of available paper, users spend less time refilling paper trays. Compatibility: HP LaserJet Enterprise M712 Series Printers CF239A