Why Do Some Subwoofers Have Left And Right Inputs?
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Amazon.com: BESTISAN Subwoofer, Powered Home Audio BESTISAN Sub woofer with Deep Bass in Compact Design, Easy Integration with Receivers/TV/Soundbars/Speakers, LFE & Stereo Line Inputs & Audio Output, Black,SW65C : Electronics
Why Do Some Subwoofers Have Left and Right Inputs?
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Audio Equipment: Is there a method/device to connect a subwoofer LFE output from a stereo to a subwoofer that only has a pair of speaker-level inputs? - Quora