The DC0950T2150-30DB-SF from JQL Electronics is a Directional Coupler with Frequency 950 MHz to 2.15 GHz, Coupling 30 dB, Coupling Variation ±1 dB, Average Power 50 W, Insertion Loss 0.2 dB. Tags: Module with Connectors. More details for DC0950T2150-30DB-SF can be seen below.