Models from 100 to 1,000 watts (average) and 0.25 to 10 kilowatts (peak). Most models offer choice of 3, 6, 10, 20, 30 dB values. Models with Type N, SMA, TNC, BNC, GPO, SMP, SMPM, 2.92mm, 3.5mm, 2.4mm, 1.85mm. Convection and conduction cooled design. Bi-directional designs to 200 Watts. View our note about Type N connectors.