... or 2 DC power pass 2.VHF + UHF / Satellite DC combiner, indoor use 3.Isolation:Terr>15dB, Sat>40dB SAT / TV ... combiner high isolation -- 9509Features:VHF + UHF / Satellite DC combiner , high isolation, indoor useTV/SAT combiners ... /2dB950-2150MHz/2,5dB>40(Sat.)indoor use SAT / TV combiner high isolation