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Explains Bluetooth LED status and control actions for power, bass boost, and stereo link.
Details battery status indicators for different charge levels.
Procedure to power on the speaker and enter pairing mode.
Steps to connect the speaker to a device via Bluetooth.
Instructions for connecting the speaker using NFC technology.
Procedure to power down the D CUBE speaker.
How to connect and use the speaker via a 3.5mm AUX cable.
Guide on pairing two D CUBE speakers for stereo sound.
Instructions on how to charge the speaker using the provided USB-C cable.
Information on the automatic power-off feature and its exceptions.
Details on various bass modes and their corresponding Bluetooth LED indicator colors.
Key technical details including Bluetooth, output power, battery, dimensions, and weight.
List of items included in the D CUBE speaker package.
Guidance on maintaining battery performance through proper charging and storage.
Safety warning regarding exposure of batteries to extreme heat.
Official statement regarding the device's compliance with FCC Rules.
Steps to resolve radio or TV reception interference issues.