Ooma Telo with Bluetooth Adapter Works with any corded or cordless phone; easy installation with no computer required. Includes caller-ID, call-waiting, 911, and many other calling features Includes caller-ID, call-waiting, 911, and many other calling features Includes everything needed for installation; backed by 30-day money-back guarantee and extendable 1-year warranty Includes 60-day free trial of Ooma Premier - a suite of enhanced calling services features