BStock offers the Canon PIXMA MG3520 All-in-One WiFi Photo Inkjet Printer, model no. 8331B002, which also scans and copies, for $49.99. Coupon code "10OFF" drops it to $39.99. With $11.09 for shipping, that's the lowest total price we could find by $7. It features 9.9 ipm black and 5.7 ipm color printing, 1200x2400 dpi optical scan resolution, WiFi printing and scanning, and is compatible with AirPrint and Google Cloud Print.