The DEA202450BT-1294C1-H from TDK is a Band Pass Filter with Frequency 2.412 to 2.484 GHz, Bandwidth 72 MHz, Center Frequency 2.448 GHz, Insertion Loss 1.02 to 1.35 dB, Rejection 20 to 52 dB. Tags: Surface Mount. More details for DEA202450BT-1294C1-H can be seen below.