The WRCGV6-1523-1563-1587-1627-80 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.563 to 1.587 GHz, Bandwidth 24 MHz, Insertion Loss 0.8 to 1 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV6-1523-1563-1587-1627-80 can be seen below.