Sound United Customer Care
Frequently Asked Questions
Table of Contents
Brand:
- Sound United
Models:
- Boston Acoustics
- Bowers & Wilkins
- Classe
- Definitive Technology
- Denon
- Heos
- Maranz
- Polk
Question:
Where can I find product support for Sound United and their brands?
Answer:
Harman International acquired Sound United to manage customer support for its brands. The acquisition was completed on September 23, 2025. Below, you will find the product support contact information for each Sound United brand.
Product support contact information:
Sound United
Phone: 800-654-6633
Sound United Support
Boston Acoustics
Email: partnerships@bostonacoustics.com
Bowers&Wilkins
Phone: 800-370-3740
Bowers&Wilkins Product Support
Classe Audio
Phone: 877-930-1127
E-mail: csupport@classeaudio.com
Classe Audio Support Contacts
Definitive Technology
Phone: 800-228-7148
Definitive Technology Product Support
Denon And Heos
Phone: 800-497-8921
Denon & Heos Product Support
Marantz
Phone: 800-654-6633
Marantz Product Support
Polk
Phone: 800-377-7655
Polk Product Support
Table of Contents