【5 Innovative Features】 Professional-Grade Signal Amplification Mode Switching for 50 miles (approx. 80km) or more Captures broadcasts up to 600km (depending on terrain and environment) Equipped with a 28dBi High-Gain Amplifier Supports 4K/8K High-Definition Smart IC Chip Reduces Noise by 80% Supports all bands: VHF (174-240MHz) / UHF (470-862MHz) 360° Omnidirectional Reception 33 x 23cm Large Panel Design Wall-Mountable / Tabletop Use (Double-sided tape included) Easy 3-Step Installation (1) Install in a location with good reception (window recommended) (2) Connect to TV with coaxial cable (5m extension possible) (3) Automatic channel search Power Flexibility Can be powered directly from the TV's USB port Included adapter (with overvoltage protection) 【Technical Specifications】 Reception Distance: Up to 600km (in ideal conditions) Frequency Bands: VHF/UHF/All digital broadcasts supported Cable Length: 5m (F-type connector) Power Consumption: DC5V/0.5A