You can enjoy high definition clear shows from national TV networks to local TV shows for free. There’s only the one-time purchase of the antenna, then there’s no cost Specification: Material: 100% brand new and high quality Color: Black Antenna weight: 350g Size: 330x300mm*0.6mm Power supply connector: USB Rate range: 174-230 / 470-862MHz Compatible With 720p, 1080pi, 1080p/ATSC Setting and connections: 1. You can stick the antenna put it on the wall/table/window. if you don't want to stick on the wall/window, It also can be hidden behind the TV or bookshelf, laying on a table. 2. Connect cable to set-top box or TV, after checked that all the connections have been done properly. 3. Turn your television set on and select a TV program, then adjust the dipole antenna accordingly. Turn the dipole sideways until you get the best reception. Package Include: 1* HDTV Antenna 1* Signal Booster 2* Sticker 1* Instructions Manual If the TV antenna is not working as expected, please try following tips. 1.Please make sure you have correctly connected the digital TV antenna to your HDTV or third-party HD receiver. 2.Re-scan for channels: In the TV's setup menu, set the mode to indoor TV antenna or air. Refer to the TV manual for detailed instructions. 3.Reposition the indoor TV antenna in a different location. It is suggested place it higher on a wall or closer to a window. Sometimes moving a few feet can make a difference. 4.Keep the TV antenna away from those big power consumption devices interference, such as air conditioner, refrigerator and microwave oven, etc. 5.This is an amplified antenna. If a signal cannot be received with the external amplifier, remove the amplifier and try again. 6.Re-scan channels after moving. 7.If there are interference between antenna and transmission tower, it may cause some slight signal lose.