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SRC HD Pro II Knowles Ear Buds

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  • Customer Reviews

SRC HD Pro II Knowles Ear Buds


Small in design w/ hearing aid transducers that pipe the voice straight into your ear canal which means a clear radio transmission under loud racing conditions.


  • Works with 3.5mm or 1/8" jack.  
  • Includes Foam Tips
  • High Quality Knowles Transducer

These ear buds have the same speaker quality that is found in hearing aids.

Free Shipping

Performance Stop offers FREE ground shipping on most orders over $49. To qualify for free shipping, place $49 or more of qualifying products in your shopping cart and proceed through the checkout process. The shopping cart will automatically display shipping choices and you will be able to select your shipping options from the menu. Some restrictions apply to certain products and offers. Free shipping not available on orders shipping to Alaska, Hawaii or International.

In-Store Pickup

Performance Stop offers FREE in-store pickup on most products at both of our retail locations. Some products may not be available for same day pickup and we will notify you when your order is ready for pickup. To place an order for pickup, select the store pickup option. Once you place your order, one of our representatives will contact you with an estimated time when your product will be available for pickup. Want to verify we can have your product available for same day pickup, give us a call at (832) 241-5995.

Houston Store

9746 Whithorn Drive, Suite B
Houston, TX 77095

Monday: 10AM to 7PM
Tuesday: 10AM to 7PM
Wednesday: 10AM to 7PM
Thursday: 10AM to 7PM
Friday: 10AM to 7PM
Saturday: 9AM to 5PM


MSR Houston Track Side Store

1 Performance Drive
Angleton, TX 77515

Open most weekends and special events.
Call (832) 241-5995 to confirm hours.

Track Side Pickup

Performance Stop offers FREE track-side pickup at several automotive and karting track events throughout Texas, Louisiana and Oklahoma region. Check out our Blog or Facebook page for the most recent event schedule. Please call (832) 241-5995 to confirm availability and that we will be at your event.

Return Policy

You may return most new, unopened items within 14 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

For more information on our return policy, please visit our return policy page.

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Need help? We're available at(877) 647-8833 - Email us
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