The 12-digit P160-DH calculator incorporates two-color, high-speed printouts, and a nonadd print key for dates and reference numbers. Print 2.3 lines per second with positive numbers in black and negative numbers in red. Calculator features an extralarge, fluorescent display and quiet serial impact printer with ink roller. Functions include profit margin calculation, quick tax calculation, clock/calendar function, decimal positions (+, 0, 1, 2, 3, 4, floating), round up/off/down switch, sign change, item count, markup/markdown, memory, add mode and grand total. Calculator uses a 2-1/4" (57mm) wide plain paper roll and weighs 2 lb.