The CBP-1423AF+ from Mini Circuits is a Band Pass Filter with Frequency 1333 to 1513 MHz, Center Frequency 1423 MHz, Insertion Loss 1.8 to 3.0 dB, Power 10 W, VSWR 1.50:1, 1.90:1. Tags: Surface Mount, Ceramic Filter. More details for CBP-1423AF+ can be seen below.