Portable in-line volume control for any music player

The Koss VC20 volume control is a multi-purpose gadget that can either serve as an extension cord to your headphone or a volume controller for those headphones that does not have their own volume control. If your existing headphone’s cord is limited in length, Koss volume control will be a great addition. It adds upto 3 feet to your headphones and gives you freedom to move around. If you consider the volume control aspect of this gadget, you will no

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