Specification: Origin: Mainland China Conversion ratio is 1:6 Input impedance: 50 ohms (unbalanced) Output impedance: 300 ohms (balanced) Frequency range: 1-56MHz Standing wave: less than 1.5 Endurance power: 200w Dimensions: 130.00x50.00x50.00mm/5.12x1.97x1.97inch Weight: 337g Comes with epoxy resin plate and 304 stainless steel hanging ring, and comes with two copper noses for connecting antenna vibrators, which is convenient for users to use Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1*1:6 Balun 1.Wide Frequency Range: Engineered for versatility, this short wave antenna balun operates over an expansive frequency spectrum of 1-56MHz, making it suitable for a myriad of wireless communication setups and diverse operational strategies. 2.High-Efficiency Design: Our HF receiver balun is crafted for performance, delivering substantial power output while maintaining minimal absorption. This design enhances signal transmission efficiency and quality, ensuring your communications are clear and reliable. 3.Durable Construction: Built with premium materials, this antenna balun promises exceptional durability and reliability. It's capable of withstanding various environmental conditions and power loads, guaranteeing consistent, stable operation over time. 4.User-Friendly Interface: The ratio balun features an easy-to-use connection system, streamlining setup and operation. It's designed to seamlessly integrate with a range of devices and antennas, facilitating effortless signal transfer and communication. 5.Environmental Adaptability: This balun is constructed to perform reliably under a variety of voltage and power stresses, ensuring long-term stability and uninterrupted operation in diverse settings and technical requirements.