The ELEHA650B30AQ from ECHO Microwave is a RF High Pass Filter with Frequency 650 to 2500 MHz, Bandwidth 1850 MHz, Insertion Loss 1 dB, Rejection 30 dB (520MHz), 90 dB (200-300MHz), 80 dB (100-200MHz), 70 dB (10-100MHz), Return Loss 15 dB. Tags: Module with Connectors, Lumped Component Filter. More details for ELEHA650B30AQ can be seen below.