The CPL10L1P-4307-B7B7 from ETL Systems is a Directional Coupler with Frequency 850 MHz to 2.15 GHz, Coupling 10 dB, Power 37 dBm, Average Power 5.01 W, Insertion Loss 1 to 1.5 dB. Tags: Module with Connectors. More details for CPL10L1P-4307-B7B7 can be seen below.