The CBP-1183A+ from Mini Circuits is a Band Pass Filter with Frequency 1165 to 1201 MHz, Center Frequency 1183 MHz, Insertion Loss 3 to 4 dB, Upper Rejection 20 to 30 dB, Lower Rejection 20 to 30 dB. Tags: Surface Mount, Ceramic Filter. More details for CBP-1183A+ can be seen below.