The EMA8D1575P5B35D from ECHO Microwave is a Band Pass Filter with Frequency 1.57 to 1.58 GHz, Insertion Loss 0.8 dB, Rejection 35 dB @ DC to 1400 MHz, Return Loss 15 dB. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for EMA8D1575P5B35D can be seen below.