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High End Audiophile USB Cables


We provide ongoing support for our customers. If you have a question, we can help. If you have a concern, we'd like to hear about it.

If you are stuck or have a question, please review our technical articles and support documents. If you still want to speak to a real person, you can contact us by email or letter as indicated below.

If you have a concern, let us attempt to correct it. Contact us, and we will work with you in a professional manner to provide a solution.

  • JMaxwell USB
    PO Box 31201
    Tucson, Arizona
    85751-1201