FeatureFree HD Channels: Never pay expensive cable or satellite fees again. With our digital TV antenna, you can receive FULL HD&4K channels including NBC, ABC, PBC, CBS, CW, FOX, CNN USA News, sitcoms, kids and sports programs, with no cost or contracts.Long Coaxial Cable: HDTV antenna with new improved 10FT coaxial cable can reduce more 80% signal attenuation and pick up clearer TV Channel. (NOTE: If a signal cannot be received with the external amplifier, please adjust the signal amplifier and try again.) Upgraded Amplifier Signal Booster: With the use of the latest amplifier technology, it greatly boosts signal reception. TV antenna amplifier with the most advanced Smart IC Chip and CleanPeak Filter technology which filters out cellular and FM signals result in a clearer picture with low noise. Easy to Setup: You can use the included magnetic base to tuck away your new digital antenna for smart TVs. We recommend attaching on the bracket that holds up your TV or on the back of the TV itself. Specification Color：Black Material: Metal Type: DVB-T2 Antenna Working Frequency: VHF(172-240Mhz)/ UHF(470-860Mhz) Impedance: 75Ω LNA High Gain: 25dBi Receiving Signal: ATSC, DVB-T, DVB-T2, ISDB Compatibility: 720P, 1080i, 1080P/ ATSC Connector: F male (Coaxial) Voltage: 5V Power Consumption: 20mA Working Temperature: -45-85℃ Storage Temperature: -45-85℃ How to use: Step 1: connect the end(f-male) of an attached coaxial cable to the ANT/IN connector on the back of the TV or DVB-T tuner. Step 2: In the TV’s setup menu, set the tuner mode to “Antenna” or “Air”. for more detailed instructions, please refer to your TV manual. Step 3: In the Tv’s setup menu, set TV to “scan” for channels. this can sometimes be listed as auto-program, auto-scan, channel search or channel scan. consult the TV manual for detailed instructions. Step 4: If the reception is sporadic, try moving the antenna to another location and rescanning the TV until the optimal position is found. Step 5: Fix the antenna at the optimal position you found.Package includes:1 x Upgraded TV Antenna Digital HD Antenna Indoor HDTV 1080P 4K Long Range