The UIYHPF3733A2T12SF from UIY Inc. is a RF High Pass Filter with Frequency 2000 to 12000 MHz, Insertion Loss 1 dB, Power 30 W, Rejection 50dB @DC-1.6GHz, VSWR 1.80:1. Tags: Module with Connectors. More details for UIYHPF3733A2T12SF can be seen below.