Philmore 44-505 Speaker Selector Box 5 Way Product description 44-505 Is a 5 pair Stereo Speaker Selector box used to attach the speaker outputs of your home stereo to up to 5 sets of speakers. You can choose any sets of speakers or all by pushing the buttons on the front. There are 2 auto reset precision electronic circuits which serve as safeguards to protect your amplifier and speakers from damage due to improper installation or power overloading

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