Overview The HP 11 Magenta Printhead is designed to deliver exceptional speed & print quality using ultra-small ink drop technology. The printhead contains smart technology that optimizes print quality & monitors printhead health. Features Separate black & colour printheads allow individual replacement when needed. The integrated printhead is around 1.25 cm wide, with 304 nozzles, resulting in printing up to twice as fast as previous inkjet printers.HPs Enhanced Colour Layering Technology (Photoret III) layers multiple drops of ink in a single dot to create smooth colour transitions & more directly printable colours.