The gcs-691 multi media speaker system with jack has on/off control & volume. Manual shown in pictures is not for these speakers. Only similar for setup installation. The computer speakers are a pair of wired speakers in a sleek white color. With a 3.5mm jack audio input, these speakers are designed to enhance your computer's sound system. The Logitech brand ensures quality and reliability, making these speakers a great choice for improving your audio experience while working or gaming on your computer. Tested and confirmed to work, these speakers are a practical and stylish addition to your tech setup.
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