Clear Stream"s efficient, compact design offer excellent gain and impedance matching across the whole post 2009 UHF DTV spectrum, The ClearStream 1 HDTV antenna is superior to existing compact antennas for receiving UHF DTV signals, Good directivity at all UHF DTV frequencies with a peak gain of 8, 25 dBi, The C1 is optimized for the UHF DTV band signals, The first in a series of compact, highly efficient antennas designed and optimized for 2009 frequencies associated with the DTV transition, ClearStream"s efficient, compact design offer excellent gain and impedance matching across the whole post 2009 UHF DTV spectrum, The Clear Stream1 HDTV antenna is superior to existing compact antennas for receiving UHF DTV signals, Good directivity at all UHF DTV frequencies with a peak gain of 8, 25 dBi, The C1 is optimized for the UHF DTV band signals, Range: Up to 30 Miles,Gain of 8 dBi,Consistent gain through the entire UHF DTV channel spectrum,Great for indoor, outdoor and attic use, Application/Usage: Satellite HDTV, Package Contents:, ClearStream C1 Antenna, Reflector with Bar and Adjustable Mast Clamp, 4-5/8"" Threaded Bolt, Loop Element Base, Loop Element, Mast Clamp Assembly, Maximum Antenna Range: 158400 fit, Frequency Band Type: UHF, Frequency: 470 MHz to 700 MHz, Antenna Gain: 8 dBi, Physical Characteristics:, Height: 12, 0"", Width: 12, 0"", Depth: 5, 0"", SKU: DSI1042