The PDLF-2G from Sainty-Tech Communications Limited is a Low Pass RF Filter with Frequency DC to 2 GHz, 3 dB Cutoff Frequency 2 GHz, Insertion Loss 1.8 dB @2.0GHz, Rejection 20 dB @2.4GHz, 35 dB @2.55GHz, Power 30 dBm. Tags: Die. More details for PDLF-2G can be seen below.