The Canon i-SENSYS MF4140 Monolaser Multifunction Fax Printer is a modern, high specification, mono laser print quality fax machine. Easy to use and energy efficient, it is the ideal solution for businesses with significant inbound and outbound fax loads. The Super G3 33.6kbps modem provides super fast fax transmission at 3 seconds per page, while a 256-page memory safely stores all incoming fax documents for printing, should the ink or paper run low. The Canon i-SENSYS MF4140 offers a total of 107 speed dials, 50 group dials, and benefits from Canon's UHQ image processing for quality laser print results at a fast copy rate of up to 20 copies per minute. With limited start up time, the quick first print function delivers first copy output in as little as 9.6 seconds.