DECA BSFR0-01 Band Stop Filter for DirecTv DirecTV BSFR01-01 Band Stop Filter, To be used in conjunction with DECA System for certain receivers, like the HR20-100, for integration of MRV (Multi Room Viewing) For use with DIRECTV Connected home (BSFR0-01) THIS UNIT ALLOWS NON DECA RECEIVERS TO BE CONNECTED TO SWM MULTI VIEWING ROOM SYSTEM. THIS SYSTEM REQUIRES YOU TO HAVE A SWM (single wire multiswitch) SYSTEM YOU WILL NEED ONE DECA UNIT FOR EACH RECEIVER LISTED HERE: EXAMPLE OF RECEIVERS THAT NEED A BAND STOP FILTER: * H20 * HR20 * D12 * R16