The ABSTS5A2-1CHM011M from Abracon LLC is a Band Pass Filter with Frequency 0.869 to 0.894 GHz, Bandwidth 25 MHz, Center Frequency 881.5 MHz, Insertion Loss 1.3 to 1.8 dB, Rejection 20 to 54 dB. Tags: Surface Mount, RF SAW Filter. More details for ABSTS5A2-1CHM011M can be seen below.