Groupon offers the factory-refurbished Ooma Telo Free Home Phone Service for $59.99. Coupon code "VISA5" cuts that to $56.99. With free shipping, that's tied with our November refurb mention and $23 under the best price we could find for a refurb today. It offers unlimited calling to any number in the US via your broadband Internet connection. It features caller ID and a landline backup option. A 1-year Ooma warranty applies.