The TLP-L-14763 from Telonic Berkeley is a Low Pass RF Filter with Frequency DC to 1400 MHz, 3 dB Cutoff Frequency 1400 MHz, Insertion Loss 0.4 dB, Rejection 10 to 45 dB, Upper Rejection 10 dB @ 2800 to 5499 MHz, 40 dB @ 5500 to 6499 MHz, 45 dB @ 6500 to 12000 MHz. More details for TLP-L-14763 can be seen below.