The EHMA8C10520P5K20B from ECHO Microwave is a Band Pass Filter with Frequency 10.5175 to 10.5225 GHz, Insertion Loss 5.5 dB, Rejection 40 @ 10380MHz, 20 @ 10450MHz, 40 @ 10730MHz, Power 20 W, Return Loss 12 dB. Tags: Module with Connectors, Surface Mount, Ceramic Filter. More details for EHMA8C10520P5K20B can be seen below.