The UIYHPF7043A1T4SF from UIY Inc. is a RF High Pass Filter with Frequency 1000 to 4000 MHz, Insertion Loss 1.2 dB, Power 30 W, Rejection 50dB @DC-800MHz, VSWR 1.80:1. Tags: Module with Connectors. More details for UIYHPF7043A1T4SF can be seen below.