Newegg offers the Brother WiFi Monochrome Multifunction Laser Printer, model no. HL-L2380dw, which also copies and scans, for $79.99 with free shipping. (Shipping shows as 99 cents on the product page but drops to $0 at final checkout.) That's the lowest total price we could find by $5. It features 802.11n wireless, up to 2400x600 dpi printing, up to 32 ppm, Ethernet, and USB.