A Mono-directional broadband 10dB “Thru-line” Attenuatorworking from DC to 1GHz with +-0.85dB error. Continuous power rating is 250Watts (forward 50W (reverse).Total frequency range and vswr: 1:1.5, DC-1500MHz. Connectors: “N”(f) input, “N”(f) output. Size: 196mm (L) x 70mm sq. Weight: 1.25kg.