The Epson DX5 (Epson fifth generation micro-piezo print head) has a native resolution of 1440dpi, 8 nozzle lines (corresponding with 8 independent ink channels) and 180 nozzles per line. The Epson DX5 is either used in 4-colour or 8-colour printers and has a minimum, variable droplet size of 1,5 pico litre (max. droplet size is 21 pico litre). Each head is 4-colour, 8-colour printing needs two heads.