The 500508010 from Krytar is a dual directional coupler which operates from 0.5 GHz to 8 GHz. It has a coupling of 10 dB, a directivity of 15 dB, a frequency sensitivity of 0.6 dB, VSWR of 1.35:1, an insertion loss of 2.3 dB and can handle up to 3 kW of power. The coupler has SMA- Female connectors and weighs 7 Oz.