The PX1002 from Murata is a Band Pass Filter with Frequency 86.83 to 86.87 MHz, Bandwidth 0.024 MHz, Center Frequency 86.85 MHz, Insertion Loss 3 to 4 dB, Power 0.01 W. Tags: Surface Mount, Ceramic, Surface Mount, Ceramic Filter. More details for PX1002 can be seen below.