The UIYLPF17227A2170NF from UIY Inc. is a Low Pass RF Filter with Frequency DC to 2.17 GHz, Insertion Loss 1 to 2 dB, Rejection 40dB at 2.4 - 2.5GHz, Power 100 W, VSWR 1.35:1. Tags: Module with Connector. More details for UIYLPF17227A2170NF can be seen below.