Think big with this high-quality multifunction with single and double-sided printing, scanning and fax all up to A3+. You’ll stride through tasks with print speeds of up to 25ppm in black and a 50 page A3+ automatic document feeder (ADF). And that’s not forgetting its cost-effective inks and flexible wireless connectivity solutions such as and Scan-to-cloud.This A3+ multifunction printer will meet the needs of even the most demanding home office and small office users. It offers double-sided (duplex) printing, scanning and faxing all up to A3+, plus its automatic document feeder can process up to 50 double-sided A3+ pages. Furthermore, its PrecisionCore printhead produces high-quality, laser-like prints.This efficient, reliable and fast model offers A3+ double-sided printing and print speeds of 25ppm in black and 12ppm in colour. It’s also simple to operate directly thanks to its intuitive user interface and 6.8cm touchscreen.Dramatically reduce your costs; this printer is compatible with individual inks which are 50% more efficient compared to tri-colour cartridges. Giving great value for money, cartridges are available in standard, XL and XXL, with the highest yield delivering up to 1,100 pages.Print from anywhere in the office with Wi-Fi connectivity or use Wi-Fi Direct to print from compatible wireless devices without a Wi-Fi network. Epson's free mobile printing apps and solutions provide further versatility; Email Print allows you to send items to print from almost anywhere in the world. And with Scan-to-Cloud, you can enjoy the benefits of collaborative working.AS A PRINTER: Up to 32 pages per minute (mono), up to 22 pages per minute (colour), 550 sheet paper tray, 4800 x 2400 dpi resolution, printing volume of 50,000 pages per month.AS A SCANNER / COPIER: Contact image sensor (CIS), 1200 x 2400 dpi, 50 sheet ADF, output formats: BMP, JPEG, TIFF, multi-TIFF, PDF, searchable PDF, PNG.AS A FAX: Up to 550 page memory, 200 speed dials, other functions include PC Fax, Fax to E-mail, Memory Reception, Auto Redial, Fax to Folder, Address Book, Delay Send, Broadcast Fax, Fax Preview, Polling Reception.Compatible Operating Systems: Mac OS 10.5.8 or later, Windows 10, Windows 7, Windows 8, Windows Server 2003 (32/64bit), Windows Server 2008 (32/64bit), Windows Server 2008 R2, Windows Server 2012 (64bit), Windows Vista, Windows XP, Windows Server 2003 R2.Box contents:WF-7840DTWF multifunction, Individual Ink Cartridges, Power Cable, Quick Start Guide & Warranty Document.