Features 1、[Mini SW Antenna] Supports frequency range of 9.9Khz to 181mhz, directional reception, you can rotate the antenna to find the best receiving angle. 2、[Easy Installation] Equipped with SMA interface, this donut SW antenna is simple to install and operate, allowing users to quickly set up and start using the antenna. 3、[Compact and Lightweight] Our portable loop shortwave antenna is compact and lightweight, making it easy to carry and store when not in use. 4、[Reliable Construction] Crafted from premium materials, our loop antenna is long lasting, providing users with reliable performance for an extended period. 5、[Wide Application] Suitable for TEF6686 receivers, HAM radios, and more, this mini shortwave antenna is suitable for various receiver types and applications. Specification Item Type: Mini SW Antenna Material: PCB Frequency Range: 9.9KHz to 181MHz Interface: SMA Connector Package List 1 x Mini SW Antenna