Ooma Telo Free Home Phone Service (Discontinued by Manufacturer) Revolutionary device that gives you free calls within U.S. and low rates for international calls. Pay only applicable taxes and fees Works with any corded or cordless phone; easy installation with no computer required. Not compatible with Ooma Scout. Includes caller-ID, call-waiting, 911, and many other calling features Includes 60-day free trial of Ooma Premier -- a suite of enhanced calling services features Includes everything needed for installation; backed by 30-day money-back guarantee and extendable 1-year warranty