The HRMA-CF- 1.5-2 from HRmicrowave is a Band Pass Filter with Frequency 1.5 to 2 GHz, Insertion Loss 3 dB, Upper Rejection 60 dB, Lower Rejection 70 dB, Return Loss 20 dB. Tags: Module with Connectors, Combline Filter. More details for HRMA-CF- 1.5-2 can be seen below.