You are bidding on a High Gain FLAT paper thin Design INDOOR HDTV TV antennas. These antennas are perfect for locations where there is good signal reception, but where you can not or are not allowed to put an outside TV antenna. If you have more than on TV it is better to use one antenna per TV for best possible reception. Also by using one antenna per TV you avoid the hassle of running wires all over the house. These antennas will work great with Digital TV sets, DIGITAL Converter Boxes, and also with older analog sets hooked to converter box. There is lots of high definition over-the-air HDTV programming in many areas which you can enjoy with the help of this high gain antenna, and you won/'t have to pay outrageous Cable fees for it. Please check the link above to see what High definition programming is available in your area. Digital HD reception is great, but here is the problem; unlike the old analog system digital reception is trickier. With Digital you either get excellent reception or you get nothing. There is no in between. that is why having an gain antenna will make all the difference. Did I mention that you won/'t have to pay a truck load of money to get true HD programming? Unlike cable or satellite, whose HD programming is SO compressed that the HD quality is hardly there; over-the-air HDTV will offer a true crystal clear experience. Notice:When the signal quality is low, adjust the location of the antenna or rotate it towards television station.You can watch the clear tv program until the signal quality gets improved. HD/DTV/VHF/UHF/FM Radio Ready HDTV 1080P, 1080i, 720P Support Frequency Range UHF/VHF 54-50 870 MHz Polarization:Linear Full Band DTV/VHF/UHF Receiver Impedance:75 Ohms Gain 5dB (Max) Space Saver Note:for the best reception,please check the following tips