The 5425BP15A1050 from Johanson Technology is a Band Pass Filter with Frequency 4.9 to 5.95 GHz, Bandwidth 1050 MHz, Insertion Loss 2.5 dB, Rejection 40 dB, Power 0.5 W. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for 5425BP15A1050 can be seen below.