Features: FREE CHANNELS -- Cut the cable and get access to your local news, weather, sitcoms, kids and sports programs, educational programs etc absolutely FREE. Enjoy crystal clear HDTV shows, 720p, 1080i, 1080p | ATSC available.The indoor TV antenna can help. 50-MILE RANGE -- The indoor tv antenna amplifier boosts the TV antenna with better signal and butterfly pattern optimizes reception. Working frequency: VHF 174-240MHz, UHF 470-862MHz. Channel reception may vary depending on what's broadcasting in your area, distance from broadcast towers, terrain and the surroundings. Before you buy, Check what available channels are in your area by using these websites:"antennaweb.org" or "antennapoint.com". 10FT LONG COAXIAL CABLE -- Makes indoor TV antenna easier for you to place it in your house to get the best reception, especially for customers whose televisions are quite far away from windows. SLIM & HIGH PERFORMANCE -- Paper-thin design makes free TV antenna easy to lay flat on table, hide it behind the TV, or place it high on window (highly recommended). Cut the cable and get access to FREE HD programs forever including local news, weather forecast and sitcoms,kids and sports programs etc. Specifications: Range:50 miles with amplifier Connectors:F Male,Voltage:5V Power supply connector:USB Power adapter: 5V,100mA Before you buy, visit "antennaweb.org" or "antennapoint.com" check how many broadcast towers surrounding you within 50miles. VHF: 174-240MHz UHF: 470-862MHz Size: 333 x 232mm Package size: 340 x 263 x 24mm If your digital TV antenna is not working as expected, try the following tips: 1, Check to 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. Maybe place it higher on a wall or closer to a window. 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 TV antenna. If a signal cannot be received with the external amplifier, remove the amplifier and try again. If the external amplifier can't work as expect,You can also purchase our HDTV Antenna Amplifier Signal Booster Here: B01N2QRBCC. Kindly Note: The actual receivable range may highly dependents on your distance and location.Areas with large obstructions such in valleys, mountains, buildings,etc will reduce effective range. Always re-scan for TV channels after moving the digital TV antenna, sometimes moving a few feet can make a difference. Package included: 1 x Antenna 1 x Amplifier 1 x power adapter 5V,100mA 2 x Spare stickers