Mohu Sky 60 Multidirectional Amplified Indoor/Outdoor HDTV Antenna (Certified Refurbished) This Certified Refurbished product is tested & certified by Mohu to look and work like-new. The product includes all original accessories, and is backed by a 1 year warranty. Weighing in at only 3 pounds, the Sky 60 Attic / Outdoor Antenna is a powerful, amplified antenna solution that was developed from research for the United States military. The Sky is small, powerful, and unique. With the ability to provide uncompressed HD broadcast to multiple televisions in a home with a range of 60 miles, users will not have to settle with a large, bulky or more expensive rooftopmounted antenna. The Sky's unique design allows it to be easily mounted in an attic where other antennas are simply too large. The Sky features a tightly integrated low noise stateoftheart digital amplifier to increase the signal range and improve the quality of the HD broadcast signals. The amplifier is powered via a USB port or with the included power cube.