Mlcable 2~6GHz 30/40dB high power dual-directional couplers has DC pass capability. They have excellent main line/coupling VSWR (1.3:1 Max.), low insertion loss(0.4dB Max.), excellent coupling(30/40±0.7dB Max.) & flatness(±0.9dB Max.),high directivity(15dB Min.) and 600W CW power handling capability. They can be widely used in 5G, testing, instrumentation, power amplifier, transmitter and other fields.