Features: Experience clear 4K /1080P reception with the liuchanghe Indoor Antenna, designed to seize signals up to 250 km for uninterrupted viewing in remote areas through its amplified digital terrestrial technology. This lightweight ABS built antenna features an integrated signals amplifier and tool easy installation, ensuring stable performances across varying weather conditions while optimizing signals clear for smart TVs. Ideal for rural households, city apartment dwellers, and anyone struggling with weak broadcast signals seeking stable over the air admittance without cable subscriptions. Effortlessly mount it near window in living rooms or outdoor spaces like balconies to maximize signals strength for streaming local channels, sports event. This versatile indoor/outdoor antenna maintains consistent performances through seasonal changes while reducing signals interferences. Specifications: Supports 4K 1080p mode Coaxial cable: 3 meters length + 0.5 meters amplifier Connector type: F head is equipped with adapter. Impedance: 75 ohms enhancement : 36DBI (with amplifier) Operating frequency: (170-240Mhz) / UHF (470-860Mhz) Product size (mm): 210x120x1mm Installation way: double-sided adhesive Antenna color: black Operating temperature: -45~85℃ Storage temperature: -45~85℃ Package Includes: 1 set of digital antenna (with amplifier) note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.