The CBP-1307C+ from Mini Circuits is a Band Pass Filter with Frequency 1215 to 1400 MHz, Center Frequency 1307.5 MHZ, Insertion Loss 0.6 to 2 dB, Power 5 W, VSWR 1.20:1. Tags: Surface Mount, Ceramic Filter. More details for CBP-1307C+ can be seen below.