The WRCTF12+9-909-915-950-956-80 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 915 to 950 MHz, Bandwidth 35 MHz, Insertion Loss 1.5 to 2.5 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCTF12+9-909-915-950-956-80 can be seen below.