The CBP-1555C+ from Mini Circuits is a Band Pass Filter with Frequency 1525 to 1585 MHz, Center Frequency 1555 MHz, Insertion Loss 1.10 to 2.50 dB, Power 10 W, VSWR 1.43:1, 2.32:1. Tags: Surface Mount, Ceramic Filter. More details for CBP-1555C+ can be seen below.