Dish DP44 Pro Plus 44 Switch and Power Inserter Kit DISH Pro Plus-compatible dual-tuner receivers (942, 625, 921,721,522 and 322) can be connected with a single-cable, when used with a DISH Pro Plus Separator(Separator not included) Provides four LNBF inputs for reception from up to four locations Three "trunk" connections, to "trunk" to another DP44 Switch Requires power insertion, power supply included Can only be used with DishPro or DPPlus LNBFs (Twin LNBF for two orbital locations (110 and 119), A "legacy" receiver (non-DishPro receivers, released before Dish301) can be connected to a DishPro DPP44 Switch, without using a DishPro Adapter. The DPP44 switch has built-in DISH Pro Adaptor which will allow this switch to be used with any DISH Network receiver including older legacy equipment