【High-Gain Signal Reception】Equipped with dual amplifiers for enhanced HDTV signal reception, ensuring superior picture quality. 【Premium Metal Construction】Crafted from high-quality metal for faster and more stable signal transmission. 【360-Degree Reception】Omnidirectional design captures signals from all angles, eliminating dead zones. 【Wide Frequency Range】Covers VHF (172-240 MHz) and UHF (470-860 MHz) bands with high sensitivity and 37dBi gain for stable, smooth signals. 【Multi-Signal Compatibility】Supports various signal types including ATSC, DVB-T, DVB-T2, and ISDB, compatible with 720P, 1080i, and 1080P/ATSC formats. 【4K Ready】Designed to receive and process 4K ultra-high-definition signals for crystal-clear viewing. Specifications: Working Frequency: VHF (172-240 MHz) / UHF (470-860 MHz) Standing Wave Ratio: ≤1.5 Rated Power: 50W Output Impedance: 75Ω Supported Signals: ATSC, DVB-T, DMB-T, CMMB Compatibility: 4K, 720P, 1080i, 1080P Cable Length: Approximately 5 meters Operating Voltage: 3-5V