CCA offers wired in-ear monitors, wireless earbuds and Bluetooth ear-hook adapters for music listening, with guides covering setup, fit, charging and product care.
CCA offers wired in-ear monitors, wireless earbuds and Bluetooth ear-hook adapters for personal audio listening.
Find model-specific manuals for products such as DUO HiFi earphones, CCA Sleep earbuds and the MX1 adapter. Guides cover setup, fit, controls, charging, maintenance and safe use.
For after-sales help, the DUO manual lists ccahifi@gmail.com. Keep your proof of purchase and confirm warranty terms for your model and purchase channel.
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Watch setup, installation, and troubleshooting videos for this brand.
Common questions about manuals, registration, and support for this brand.
Match the model name on your product or packaging to the manual title. Controls, charging requirements and connector compatibility vary by model.
Open the charging case lid to enter pairing mode, enable Bluetooth on your device and select MX1 in the device list. After initial pairing, the ear hooks should reconnect automatically when removed from the case.
The DUO manual lists ccahifi@gmail.com for after-sales assistance and +86 166 2065 9598 as a contact number. Include your model, purchase details and a description of the issue.
The DUO manual states a 12-month warranty for products sold by the CCA Official Store, subject to its terms and exclusions. Coverage may vary by product, seller and region; retain proof of purchase and confirm with your seller.
No verified registration page is provided in the available documentation. Keep your invoice or order record and any warranty card for after-sales service.
