ITEM NAME:4K 80 Miles 25DB Gain HDTV Box Antenna Aerial Satellite Signal Receiver Product Description Description: 4K 1080P 80 Miles 25DB High Gain Indoor Digital TV HDTV Box Antenna Aerial Satellite Signal Receiver Specifications: Working frequency: 74 ~ 240MHz, 470~862MHz Support 1080P or 4K Within 80 miles Dial all "free" channels Impedance: 75ÃŽ © Coaxial cable: 1.5C-2V / 4m length Connector type: F head V.S.W.R: ≠¤ 1.5 Gain: 25 dB Size: 235*330*0.6mm/9.25*12.99*0.02" Operating temperature: 45 ~ 85 ℃ Storage temperature: 45 ~ 85 ℃ Notes: 1. Adapter is only suitable for European customers, US customers use it directly. 2. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 3. Please allow 1-3cm measuring deviation due to manual measurement. Included: 1 X Antenna 1 X Adapter.Support 1080P or 4K. Included: 1 X Antenna. Gain: 25 dB. Within 80 miles. Coaxial cable: 1.5C-2V / 4m length. 12 months Warranty. If item is defective after 3 months, you can still send it back to us.