A Mono-directional broadband 20dB “Tenuline”attenuatorworking from DC to 1GHz with +-0.75dB error. Continuous power rating is 100Watts (forward) de-rating to 10Watts (reverse). Total frequency range and vswr: 1:1.5, DC-1GHz. Mono Directional Connectors: “N”(f) input, “N”(f) output. Size: 196mm (L) x 70mm sq. Weight: 1.25kg. Be sure to check your connection genders. Adapters & short cable lengths can be ordered as extras.