The AE3400H9880 from Anatech Electronics is a RF High Pass Filter with Frequency 3.4 to 10 GHz, Insertion Loss 1.5 dB, Power 20 W, Rejection 40 dB@DC to 2700 MHz, VSWR 1.80:1. Tags: Module with Connectors. More details for AE3400H9880 can be seen below.