The PB1345IB from A1 Microwave is a Band Pass Filter with Frequency 2200 to 2300 MHz, Insertion Loss 0.5 dB, Upper Rejection 70 dB @2.5 to 3 GHz, Lower Rejection 70 dB @DC to 2 GHz, Return Loss 20 dB. Tags: Module with Connectors. More details for PB1345IB can be seen below.