保証書
Product & Application Support
Whether you are looking for specific information about a QSC product, need help connecting your gear, or believe your product may have failed, please take a look at our support resources:
Self Service Support Resources
Contact a Support Specialist
If you are unable to resolve your issue with our self service resources, submit a support request
or call one our QSC support specialists.
Submit a Support Request
Toll Free (800) 772-2834 (USA only)
Tel. +1 (714) 957-7150
Fax. +1 (714) 754-6173
Phone Support Hours Monday - Friday 7 AM to 5 PM PST