The DFS0403R1575P010 from Zhejiang Jiakang Electronics is a Band Pass Filter with Frequency 1.57 to 1.58 GHz, Bandwidth 10 MHz, Center Frequency 1575 MHz, Insertion Loss 2 dB, Rejection 45 dB. Tags: Surface Mount. More details for DFS0403R1575P010 can be seen below.