The RFDC-4.8DBC-NF from RF Industries is a Directional Coupler with Frequency 698 MHz to 2.7 GHz, Coupling 4.8 dB, Average Power 200 W, Peak Power 1 kW, Insertion Loss 2 dB. Tags: Module with Connectors. More details for RFDC-4.8DBC-NF can be seen below.