Which Bluetooth version does CMF Headphone Pro use? September 29, 2025 11:35 Updated Bluetooth 5.4 Related articles How long does it take for CMF Headphone Pro to power off automatically? What audio formats and connection methods does CMF Headphone Pro support? Is CMF Headphone Pro resistant to water / dust? Why did CMF Headphone Pro not automatically reconnect to my device? Why can't my device find CMF Headphone Pro during pairing?