The BPF-126 from Stellant Systems is a Band Pass Filter with Frequency 13.2 to 13.4 GHz, Bandwidth 200 MHz, Center Frequency 13300 MHz, Insertion Loss 1 dB, Upper Rejection 20 dB @13.8 to 23.5 GHz. Tags: Module with Connectors. More details for BPF-126 can be seen below.