The ECRA1310S1390E60B70A from ECHO Microwave is a Band Stop Filter with Stopband Frequency 1310 to 1390 MHz, Bandwidth 80 MHz, Insertion Loss 0.7 dB, Rejection 70 dB. Tags: Module with Connectors, Notch Filter, Cavity Filter. More details for ECRA1310S1390E60B70A can be seen below.