The UIYBPF3020A55T575SF from UIY Inc. is a Band Pass Filter with Frequency 55 to 57.5 MHz, Bandwidth 2.5 MHz, Insertion Loss 8 dB, Rejection 40 dB(lower)/60 dB(upper), Upper Rejection 60dB @88~108MHz. Tags: Module with Connectors. More details for UIYBPF3020A55T575SF can be seen below.