The DFC0303R1595P040 from Zhejiang Jiakang Electronics is a Band Pass Filter with Frequency 1.575 to 1.615 GHz, Bandwidth 40 MHz, Center Frequency 1595 MHz, Insertion Loss 2.5 dB, Rejection 40 dB. Tags: Surface Mount. More details for DFC0303R1595P040 can be seen below.