Function Print, copy, scan, fax, email Print Speed Up to 28 ppm (Black & Color) Print Resolution 600 x 600 dpi Duplex Printing Manual Consumables W2020A, W2021A, W2022A, W2023A Connectivity 1 Hi-Speed USB 2.0 port; 1 host USB at rear side; built-in Gigabit Ethernet 10/100/1000 Base-TX network port; 1 Wireless 802.11b/g/n/2.4/5 Ghz Wi-Fi radio Paper Size Tray 1, Tray 2: Letter, legal, executive, Oficio (8.5 x 13 in), 4 x 6 in, 5 x 8 in, envelopes (No 10, Monarch); Optional Tray 3: Letter, legal, executive, Oficio (8.5 x 13 in), 4 x 6 in, 5 x 8 in; Automatic duplexer: Letter, legal, executive, Oficio (8.5 x 13 in) Input Tray 250-sheet input tray Scanner Resolution Up to 1200 x 1200 dpi Scan Speed Up to 31 ppm/49 ipm (b&w), up to 21 ppm/36 ipm (color) Copy Speed Black: Up to 28 cpm Color: Up to 28 cpm Copy Resolution Up to 600 x 600 dpi Warranty One-year, next-business day, onsite warranty