Not his profit even a Buntung must replace Drum unit + Toner that price above 1 million. Even often the toner that is filled with quality is very ugly so as to make the drum so blister and scratched result. Unfortunately after the refill is not even save even the result added ugly and opaque. So, the consumer himself usually has to do it by merefil the toner with a toner that is used to copy the photo machine or come to the charging place of ink. With the laser system then the print speed is also worth the thumbs but the constraints for most of the wearer is Toner or ink in its price is quite expensive, with a small packaging, according to the brochure can only print 2000 sheets or about 4rim HVS paper, it is to print a letter without any images. Panasonic KX-MB772 is a multifunctional type meaning he has several uses in one package such as Faximile, Printer, scanner, PC fax, photo Copy. Panasonic KX-MB772 Driver & User’s Manual.