The DEA165538BT-2236B1-H from TDK is a Band Pass Filter with Frequency 5.15 to 5.925 GHz, Bandwidth 775 MHz, Center Frequency 5.5375 GHz, Insertion Loss 1.16 to 2 dB, Rejection 20 to 42.7 dB. Tags: Surface Mount. More details for DEA165538BT-2236B1-H can be seen below.