Built for speed. Press print and the Phaser 3610 and WorkCentre 3615 are off and running, delivering 47 ppm – the fastest black-and-white print speed in their class. All-in-one savings. The WorkCentre 3615 combines the functions of a copier, printer, scanner and fax machine into a single valuepacked unit that can generate savings on energy and supplies costs. Unique Xerox EA Toner. Fuses at a much lower temperature, reducing power consumption by up to 20% and CO2 emissions by up to 35%, compared to conventional toner.