The WBCGV5-1437-1525-1559-1647-70-2 from Wainwright Instruments is a Band Pass Filter with Frequency 1.525 to 1.559 GHz, Bandwidth 34 MHz, Center Frequency 1.542 GHz, Insertion Loss 0.75 to 1 dB, Rejection 70 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV5-1437-1525-1559-1647-70-2 can be seen below.