Office Depot offers the Dell WiFi Monochrome Laser Printer, model no. B1160w, for $49.99. Pad your order over $50 to qualify for free shipping; otherwise, shipping adds $7.95. (Free in-store pickup is also available.) That's $5 under our May mention and tied as the lowest total price we've seen. (It's a current price low by $42.) It features wireless connectivity, print speeds of up to 20 ppm, a 150-sheet paper tray, USB connectivity, and is 100% grad student compatible.