Easy to Install: The MA-12 coil allows you to easily upgrade your shortwave antenna without any hassle. Proven Durability: The MA-12 coil is for and can maintain its effectiveness for a long time. Construction for Precision: The MA-12 coil provides performance for precision for better reception. High-Quality Nanowatt Coil: The 3.5MHz coil ensures high-fidelity shortwave reception. Compatibility: This coil is designed for the MA-12 shortwave antenna and can be installed seamlessly. Part Name: MA-12 Portable Shortwave for GP Antenna Coil Withstand Power: 100W, FT8 50W Impedance: 50Q Frequency Range: 3.5MHz Applicable to: MA-12 Portable Shortwave for GP Antenna Color: Blue Material: Stainless Steel + Copper Package Contents: 1 * MA-12 Portable Shortwave for GP Antenna Coil Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.