The 5515BP15C1020 from Johanson Technology is a Band Pass Filter with Frequency 4.9 to 5.92 GHz, Bandwidth 1020 MHz, Center Frequency 5410 MHz, Insertion Loss 1.5 dB, Rejection 5 to 30 dB. Tags: Surface Mount, Ceramic Filter. More details for 5515BP15C1020 can be seen below.