The HRMA-CF-7.1-7.3 from HRmicrowave is a Band Pass Filter with Frequency 7.1 to 7.3 GHz, Insertion Loss 0.2 dB, Upper Rejection 60 dB, Lower Rejection 60 dB, Return Loss 20 dB. Tags: Module with Connectors, Combline Filter. More details for HRMA-CF-7.1-7.3 can be seen below.