MB Quart Support


Go to the manuals and document archive.

Frequently Asked Questions

List of FAQ’s

Dealer Locator

Contact Dealer Locator
847-540-7700 8am – 5pm CST Mon-Fri

Technical Support (installation, “how to”, product performance)

Contact Technical Support
847-540-7700 8am – 5pm CST Mon-Fri

Video Support Library

Warranty Support

Contact Warranty Support
847-540-7700 8am – 5pm CST Mon-Fri

General Questions

Contact Customer Support
847-540-7700 8am – 5pm CST Mon-Fri

Product Registration

To register your product, visit our Product Registration Center.

Team Maxxsonics Forum

Visit the Team Maxxsonics Forum

Mailing Address

1290 Ensell Road
Lake Zurich, Illinois
60047 USA

Phone: 847-540-7700

Fax Number

Fax: 847-540-9776

Company Info | News

Maxxsonics USA is dedicated to your listening enjoyment. We focus on offering excellent audio equipment at a wide range of prices. From entry level to high performance we make some of the finest products on the market today.

MB Quart, Hifonics, Crunch, Autotek, and Maxxsonics are all part of the parent company of Maxxsonics USA made up of experts from the car, home and marine audio industry.

Click here for MB Quart Company Information >
Click here for the Main Maxxsonics USA Corporate Website