The WRCTF12+9-874.5-876.5-886.5-888.5-80-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 876.5 to 886.5 MHz, Bandwidth 10 MHz, Insertion Loss 1.5 to 3 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCTF12+9-874.5-876.5-886.5-888.5-80-2 can be seen below.