The TLLF-DC-1G-X2 from Talent Microwave Inc is a Low Pass RF Filter with Frequency DC to 1000 MHz, Insertion Loss 1.0 dB, Rejection 50 dB, Upper Rejection >[email protected] to 3.5Ghz, Power 15 W. Tags: Module with Connector. More details for TLLF-DC-1G-X2 can be seen below.