Feature 1. 2. Suitable for digital TV antenna amplifier Specifications: 1. Working frequency: VHF (172-240MHz) UHF (470-860MHz) 2. Standing wave ratio: ≤1.5 3. Impedance: 75 ohms 4. LNA gain: 25dB 5. Receiving range: Up to 200 miles 6. Cable: 1.5C-2V/Black L=0.5M 7. Connector: F male 8. Polarization: Linear 9. Voltage: 5V 10. Power interface: USB 11. Current consumption: 20mA 12. Operating temperature: -45°C to 85°C 13. Storage temperature: -45°C to 85°C 14. Signal support: HDTV DTMB, ATSC, DVB-T, DMB-T, ISDB-T, etc. Enhanced signal: The digital TV antenna amplifier signal enhancer boosts digital TV signal strength, allowing for clearer and more stable reception. Ideal for areas with weak or obstructed signals. 4K UHD compatibility: Designed to support 4K UHD high-definition televisions, delivering improved resolution, vivid images, and clear audio for an enhanced viewing experience. Easy to use: Simple installation—just connect to your TV antenna. No complex setup required. Cost effective: Enhances signal without the need for expensive antennas or cable TV subscriptions, helping you save money while enjoying quality programming. Multiple application scenarios: Suitable for residential homes, apartments, offices, and other environments. Ideal for both home entertainment and professional settings. 1. Material: Plastic 2. Color: As shown in pictures 3. Size: As shown in pictures Package includes: 1 piece Note: Please allow slight variation due to manual measurement. Colors may vary slightly due to differences in monitor displays.