Ending today, Monoprice offers its Monoprice Dual Extrusion ABS/PLA/PVA 3D Printer, model no. 11614, for $822.35. Coupon code "MAY15" cuts it to $699. With free shipping, that's a buck under our March mention, $301 below list, and the lowest total price we've seen. (It's also a very low price for a 3D printer of this type in general.) It features a dual extrusion head and it can use 1.75mm ABS, PLA, and PVA filaments. It prints at a rate of 24cc per hour.