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User manuals, setup guides, troubleshooting help, and repair information for KEFTU products.

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User Manuals, Instructions and Guides for KEFTU products.

KEFTU manuals

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KEFTU K3S Bluetooth Headset User Manual

February 5, 2024

K3S Bluetooth Headset User Manual K3S Bluetooth Headset Manual K3S DIAGRAM .Volume down 2.Volume up 3. Multi-function 4,Voice assistant 5. Charging port/Headphone jack OPERATION INSTRUCTIONS Operation tips Fully charge before…