Specifications Frequency Range 1 8 54MHzType Current Type BalunPower Rating 200W 500W optional Magnetic Ring Diameter 5cm 200W 6cm 500W Magnetic Ring Dimensions 5x3x1 1 cm 200W 6x3 6x2 1 cm 500W Connectors M Type MaleFemaleFeatures 1 High quality imported magnetic rings minimize signal attenuation and ensure steady performance 2 Easy series connection for HF radio and feeder line with M type male and female connectors 3 Designed for effective reduction of RF noise and interference across 1 8 to 54MHz frequencies 4 Handcrafted construction enhances accuracy and guarantees a seamless signal transfer 5 Suitable for high power applications without magnetic decay or overheating issues Package Included 1 x Current Type Balun