The Xerox WorkCentre® E7836/7856 comes standard with the High Capacity Tandem Tray, which brings the total paper capacity up to 3,140 sheets. The Optional High-Capacity Feeder holds 2,000 sheets of paper for a maximum capacity up to 5,140 sheets. Exceptional media flexibility. The WorkCentre EC7836/EC7856 handles a wider range of media types and weight from more trays than most devices in its class. It supports up to 300 gsm and media sizes up to 12.6 x 19 inches / 320 x 483 mm. Large work surface (included with Convenience Stapler) gives you plenty of room to sort documents. Dual-head, single pass scanner on the WorkCentre EC7856 saves time by simultaneously scanning both sides of two-sided documents at up to 133 impressions per minute. The WorkCentre EC7836 uses a Duplex Automatic Document Feeder scanner that scans at up to 70 impressions per minute. Customizable 8.5-inch user interface.