Ankar Group via Amazon offers the Samsung Wireless Monochrome Printer, model no. SL-M2020W/XAA, for $47.99 with free shipping. That's $9 under our March mention and the lowest total price we've seen. (It's a current low by $28.) It features the Samsung Mobile Print app for printing from mobile devices, 1,200 x 1,200 DPI resolution, and print speeds up to 21ppm.