The CBP2-1300BV+ from Mini Circuits is a Band Pass Filter with Frequency 1200 to 1400 MHz, Center Frequency 1300 MHz, Insertion Loss 2.1 to 3 dB, Power 6 W, VSWR 1.39:1, 1.92:1. Tags: Surface Mount, Ceramic Filter. More details for CBP2-1300BV+ can be seen below.