The JFCD1710T1880SF-R1 from JQL Electronics is a Diplexer with Frequency f1 1.71 to 1.78 GHz, Frequency f2 1.8 to 1.88 GHz, Power 50 W, Attenuation 40 dB, Attenuation f1 40 dB. Tags: Module with Connectors, Cavity. More details for JFCD1710T1880SF-R1 can be seen below.