The BRF1370-50-CD-TNCFF from Quantic PMI (Planar Monolithics) is a Band Stop Filter with Stopband Frequency 1340 to 1400 MHz, Insertion Loss 2.5 dB, Rejection -50dBc @ 1340 to 1400MHz, VSWR 2.0:1. Tags: Module with Connectors. More details for BRF1370-50-CD-TNCFF can be seen below.