Quantic PMI Model BR6000-100-CD-SS is a Band Reject Filter with center frequency of 6 GHz and notch bandwidth of 0.1 GHz @ 3 dB, with a VSWR of 2.0:1. Precision machined housing and silver plated to provide the highest possible Q. Package size is 2.90" x 0.65" x 0.75" with SMA female connectors.