If you want to amplify sound direct from a high level speaker signal - car amp and bass box See pic for example The 4 Pin Speaker High Level Input Harness Plug Amplifier by Pyle Audio is a connector designed specifically for speakers. With a 4 pin connector, it provides a secure and reliable connection for amplifiers, ensuring clear and high-quality sound transmission. Perfect for connecting speakers to amplifiers, this cable is a reliable and essential accessory for any audio setup.
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