Buy on Amazon : br br DIRECTV SWM16 Single Wire Multi-Switch (16 Channel) (SWM-16) br br Supports up to 16 DIRECTV satellite tuners br Compatable with HR24 H24 HR23 H23 HR22 HR1 H21 R16 D12 and H20 w2042 Firmware Update br Die-cast housing is suitable for both indoor and outdoor use br Multi-Room Viewing MRV br Requires 29 Volt Power Supply Sold Separately search for B003C292AC on Amazoncom