The BFE-5601-60 from ESJ Technology is a Band Pass Filter with Frequency 5031 to 5091 MHz, Center Frequency 5601 MHz, Insertion Loss 2.5 dB, Rejection 65 dB, Lower Rejection 65 dB@4650MHz. Tags: Module with Connectors. More details for BFE-5601-60 can be seen below.