For use with DIRECTV H25 Receiver #72777.Allows the use of DIRECTV single wire multi-switch only (SWM) receivers with non-SWM Winegard mobile satellite TV antennas, portable and roof mount. Lets you watch programming on up to four TVs at the same time. Kit includes SWM-8 switch, power inserter, 4-way splitter and mounting hardware. This kit lets you use DIRECTV H25 SWM Receiver #72777 with these non-SWM Winegard Satellite Antennas: Older model Crank-up Rooftop Antennas Carryout Anser Portable Antennas RoadTrip Mission & MiniMax Rooftop Antennas Portable Digital Antenna #18416 | Winegard SWM-840 Switch Kit