D70 Black Indoor Antenna [Latest Upgrade - 3rd Generation Signal Amplifier Enhanced Model] Thin & Small & Lightweight, Digital Terrestrial TV Reception Range Approximately 600KM, 4K 360-degree Omnidirectional Reception, HDTV Signal Booster Built-in, High Performance 2025 Latest Upgrade - 3rd Generation Signal Amplifier & High Quality: This amplifier enables the TV antenna to receive more channels, improve frequency clarity, and expand the reception range. With proper settings, it is equipped with a new switch-controlled amplifier booster that can switch between "short distance" within 50 miles of the TV tower and "long distance" from over 50 miles away. Therefore, the output image becomes clearer. The antenna can be powered either from an outlet or a TV's USB port. If your TV does not have a USB output to connect the HDTV antenna, a smart IC USB power adapter with built-in overpressure protection is helpful. 4K HDTV Picture Quality & Free Viewing: Built-in high-definition antenna smart IC chip. The improved 4K antenna picture quality is 80% improved, allowing you to enjoy clear picture quality and vivid colors, and the noise is lower. With the signal-enhanced TV antenna, you can watch your favorite channel broadcasts for free, such as TV series, news broadcasts, weather forecasts, baseball games, and anime. And supports access to more free radio and TV signals with enhanced frequency performance. You can watch TV in your location anytime, anywhere. It's easy to use. Lightweight, Ultra-Thin & Portable, and Easy Installation: The high-definition indoor antenna is designed to be ultra-thin and lightweight. It doesn't take up much space. With the included coaxial cable, you can install the TV antenna anywhere in the room. With a stable flat-lay design, double-sided tape is attached to the back, so it can be easily attached to windows, tables, and walls. Simply insert the amplifier's USB power cord, then connect the digital terrestrial TV antenna to your TV, and you can use it immediately. After installing it in a place where radio waves are easily received, the setup is easily completed in 3 steps: installation → connection → channel search. You can choose to hang it on the wall with screws or stick it to the wall with double-sided tape (near the window is desirable). [Important things to check before use] Before use, check the digital terrestrial TV signals in your area.