1. Check if restarting the device resolves the issue.

2. Check if the charging cable connected to the speaker is not broken, use other charging cables to charge the speaker and also ensure that the charger being used is not of 9V or 12V as that will damage the speaker. The Red LED light located on the speaker would indicate if the charging is happening or not.

3. Check if the Type-C port on the case is damaged or not

4. Check if the charger being used is functional.

5. Check if there is any dust or obstruction clogging the charging port of the speaker. (If so, try cleaning it with a piece of cloth and try plugging it again).

6. Try factory-resetting the device.

1. Check if connected device does not have any equalizer settings applied.

2. Check if the problem still occurs if the device is moved closer and all obstacles in the middle are removed.

3. Check if the distortion or quality lowers at all volumes or only at high volumes.

4. Check the sound on different media players and different devices and if the distortion happens on all devices or only on specific ones.

5. Check if the problem occurs at all levels of charging or only at low charging levels.

6. Check if the speaker does not have water droplets, in case they do, use the blow dryer to dry out any water from a distance.

1. Check if restarting the speaker resolves the issue.

2. Check if the same problem happens for different devices and media players.

3. Check if there are any obstructions between the speaker and the device, move the device at a closer range to the speaker and see if it still affects it.

4. Try factory-resetting the device.

1. Check if restarting the device resolves the issue.

2. Fully let the speaker discharge and then charge it fully again before use.

3. Check to see if the device has been properly connected, i.e., the jack is properly inserted into the device for AUX, SD card is properly functioning for SD mode, properly paired for Bluetooth mode with light solid blue.

4. Try connecting through a different connection mode or media device.

5. Check if the device was not subject to any mishandling, or exposed to direct sunlight or hazards like fire.

Turn the speaker on and its LED indicator will blink white in color until the paring is done.

Activate the phone’s Bluetooth function and search for “Stone Cuboid”. As soon as the speaker has been selected by you and paired, there will be a sound prompt indicating pairing. 

Note: The speaker can automatically reconnect to the last paired device.

The speaker gets automatically turned off if there’s no paring for 10 minutes.

Disconnecting the Speaker - For disconnecting the Bluetooth connection, long press “Mode” button.

You can switch to AUX mode by using the AUX cable to connect the phone and the speaker, and then short pressing the Power button.

In the AUX mode, you can control the audio playback via the media device/ phone.

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1. Check to see if the device is in pairing mode, after powering it on the LED indicator will blink white.

2. Check if the speaker is in the range of Bluetooth (usually 10m) and if there are any obstructions in between.

3. Check if the device being connected to supports Bluetooth connections or not

4. Check if it is a passcode issue and if so enter 0000 / 1234

5. Check if the speaker being connected to does have any software issues or not – Check to forget the device on Bluetooth, update the mobile software, if it still does not work try factory resetting the device.

1. Check if restarting the device resolves the issue and if the speaker is in Aux mode by short pressing the ‘Mode’ button.

2. Check if you have connected the aux cable properly and in the correct orientation on both ends.

3. Check if the problem persists even after using a different cable or different device to connect to the speaker.

1. Insert the micro USB cable into the speaker to utilize it as an antenna.

2. Short Press “MODE” button to switch to FM mode

3. Under radio mode, Long press play/pause button to auto search the FM channel and it stores automatically

4. Short Press “Play/Pause” button to mute the speaker.

1. Ensure that you short press the “MFB” button

2. If it doesn’t work then try to switch the device off and on and trying to switch to FM mode by short pressing the “MFB” button again.

Ensure that you short press the “” button to turn on voice assistant.

1. Check to see the microphone is not being blocked by any dust or obstruction.

2. Check to see if the microphone is being held at the adequate distance for it to be able to pick up the voice.

3. Check if the microphone was not exposed to any hazards like direct sunlight or fire.

4. Check if the microphone was not exposed to water above the resistance or dipped in any other liquid or not.

5. The microphone is not functional using the aux mode, check if the device is not in aux mode.

6. Try factory-resetting the device.

1. Check to see if the device has been properly charged first or not. Red LED light on the speaker will indicate they are still being charged at different levels.

2. Check if the voltage of the charger is correct for the speaker or not.

3. Check by switching the speaker on manually, press and hold the power on button for at least 3 seconds.

4. Check if the device was not subject to any mishandling, broken wires or exposed to direct sunlight or hazards like fire.

1. Check if the controls do not work while connected to another device.

2. Check if the device is in aux mode because the buttons will not work in aux mode.

3. Check if the media player being used supports such controls and if the controls do not function on call or other media players.

4. Check if the controls have been physically damaged or exposed to any hazards.

1. Check if restarting the device resolves the issue.

2. Fully let the speaker discharge and then charge it fully again before use.

3. Try connecting through a different connection mode or media device.