Quantic PMI Model 5BP1D25G-1D5G-CS-SFF is a Lumped Element filter with a center frequency of 1.25 GHz; bandwidth of 1.5 GHz and VSWR of 1.5:1. Precision machined housing and silver plated to provide the highest possible Q. Package size is 2.0" x 0.31" x 0.31" with SMA female connectors in and out.