The TLP-L-14601 from Telonic Berkeley is a Low Pass RF Filter with Frequency DC to 1580 MHz, 3 dB Cutoff Frequency 1580 MHz, Insertion Loss 1 dB, Rejection 23 to 50 dB, Upper Rejection 23 dB @ 1700 MHz, 44 dB @ 1840 MHz, 50 dB @ 1930 to 5000 MHz. More details for TLP-L-14601 can be seen below.