- br br How To Get The Best Price For Epson WorkForce 645 Wireless Printer with Scanner, Copier&Faxbr br *Yields based on ISOIEC 24711 tests in default mode printing continuously. Actual yields will be lower with higher-density images, hot or dusty conditions, less frequent printing or printing predominantly with one color. All ink colors are used for printing and all-in-one maintenance, and all colors have to be installed for printing. For print quality, part of the ink from the included cartridges is used for printer startup and a variable amount of ink remains in the cartridges after the "replace cartridge" signal. For details, see www.epson.comcartridgeinfo br Fastest in its class; printing black text in default, single-sided mode, in accordance with ISOIEC 24734. Compared to ink jet all-in-ones priced at $199 or less, as of March 2011, based on manufacturers’ rated ISO speeds or independent testing.br Compared with best-selling color laser all-in-ones priced at $499 or less, as of December 2010. Calculation based on continuous printing with highest-capacity cartridges. Actual savings will vary based on print task and use conditions.br Get about two times more prints per cartridge compared with Epson’s 126 Black ink cartridge.br See www.epson.comconnect regarding compatible devices and apps.br Wi-Fi 802.11 bgn certified; level of performance subject to the range of the router being used. Visit www.wi-fi.orgfiles11nbasicsglossary.pdf for more information.br Epson provides phone support without charge for the life of the product. Telephone toll charges may apply.