A Mono-directional broadband 6dB “Thru-line” Attenuator working from DC to 1.5GHz with +-0.5dB 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: 230mm (L) x 75mm sq. Weight: 1.5kg.