The EDA6E1542P34H25L from ECHO Microwave is a Band Pass Filter with Frequency 1.53 to 1.56 GHz, Insertion Loss 4 dB, Rejection 15 to 40 dB, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EDA6E1542P34H25L can be seen below.