Today only, January 13, 2012, Woot has the Ooma Telo VOIP System Refurbished for $139.99 ($249.99 retail if new) for a limited time. Shipping adds $5.

FREE Unlimited US Calls, No Monthly Fees, No Contracts! Ooma lets you make FREE U.S. local and long distance calls over the Internet. Just plug your high-speed Internet connection and normal home phone into ooma, and you’re ready to call anywhere in the US with no monthly fees. And unlike other VOIP systems, there’s no need for a PC or a headset—just use your phone like you normally would.