DESC: Keep all of your accounting needs on key with this DR-T220 thermal printer calculator from Casio. Extremely quick and ultra quiet, this calculator is ideal for high volumes of work. It allows you to delete your mistakes and insert a new number at anytime, has a print speed of 8 lines per second and a 12-digit Digitron display. Other features include addition and subtraction by group and mark stamp by group functions, an AC adapter, users guide and a roll of thermal paper.