The CBP-1034C+ from Mini Circuits is a Band Pass Filter with Frequency 978 to 1090 MHz, Center Frequency 1034 MHz, Insertion Loss 0.6 to 2 dB, Upper Rejection 20 to 30 dB, Lower Rejection 20 to 30 dB. Tags: Surface Mount, Ceramic Filter. More details for CBP-1034C+ can be seen below.