It can print 3 colors at the same time, you can use one nozzle, two nozzles or three nozzles, it can print three kinds of material at the same time, you can set different temperatures.
http://www.reprapmall.com/index.php?route=product/product&product_id=161
sales@reprapmall.com
http://www.reprapmall.com/image/cata...olor%20-01.jpg