Yugster offers the Dell WiFi Monochrome Laser Printer, model no. B1160w, for $69.97. Coupon code "FACEBUCK" cuts it to $68.97. With $5 for shipping, that's the lowest total price we could find by $14, although we saw it for $7 less last fall. It features 802.11n wireless, print speeds of up to 20 ppm, a 150-sheet paper tray, and USB.
Note that the countdown timer on the product page does not reflect an actual expiration time and resets daily.