The LFCG-630+ from Mini Circuits is a Low Pass RF Filter with Frequency DC to 630 MHz, Bandwidth 630 MHz, 3 dB Cutoff Frequency 780 MHz, Insertion Loss 1.6 to 2.1 dB, Rejection 15 to 50 dB. Tags: Surface Mount, Ceramic Filter. More details for LFCG-630+ can be seen below.