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. Ensure that both the devices are Stone 650.

2. Check if the power is on and both the devices are in Bluetooth mode.

3. Check if both the devices are charged (White LED lights indicate how much battery has been consumed).

4. If the issue persists, try switching both thedevices off and then on and try pairing again.

5. Try factory-resetting the devices.

Press and hold the play and pause button to disconnect the Bluetooth.

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.

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.

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

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

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

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

Long press the Play/Pause button to search for a channel which gets stored automatically.

Ensure that you have turned on the FM mode by short pressing the “M” button

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 “M” button again.

Try factory-resetting the device.

Yes, the speakerphone will work and, in this case, the primary speaker will be the speakerphone.

The speaker has an AUX, USB, FM Radio port which supports 3.5mm. Other than that, it supports Bluetooth connectivity.

Yes, one can accept calls on the speakers.

Yes, the speakerphone will work and, in this case, the primary speaker will be the speakerphone.

Yes, it can be. However, it is advised to only do so using an aux connection as Bluetooth mode might have latency issues.​

​Stone 650 is compatible with SD/TF cards.Once inserted, the speaker will turn in to TF card mode and play automatically.

The LED light will flash slowly as an indicator.

1. Press >> to pause or play media

2. Press - to decrease volume

3. Press + to increase the volume

4. Press << to play next track

When in SD/TF mode, press power button to switch to Bluetooth mode and vice versa.

​Power ON: Long press the power button for 3 seconds.

Power OFF: Long press the power button for 3 seconds.

Volume Up: Short press the “+” button in steps for increasing the volume.

Volume Down: Short press the “-” button in steps for decreasing the volume

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Previous Track: Long press the “-” button for returning to the previous track.

Next Track: Long press the “+” button for skipping to the next track.

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Short press the Play/Pause button.

Short press the play/pause button to answer/end calls.

Long press the play/pause button for rejecting incoming calls.

Short press the “Voice Assistant” button to activate the voice assistant.

Long press the play/pause button for 2 seconds.

To activate voice assistant, ensure that you have it enabled on your media device (Google on android & Siri on apple devices).

Only 2 speakers of the same model can be connected in True Wireless Mode.

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

To charge the earphone, plug one end of the Type-C charging cable with the speaker and connect the other end to a computer or wall adapter.​

Charging: During charging, you could check charging status from the 4 LED white colour charging indicators:

1. 0%-25%: 1st LED keeps solid, second light flickers, and 3rd and 4th light stay off.

2. 26%-50%: 1st and the 2nd LED keep solid; 3rd LED flickers and 4th stays off.

3. 51%-75%: 1st, 2nd and 3rd LED keep solid, 4th light flickers

4. 100%: At charging 100% all 4 LEDs stay solid

5. Fully Charged: Once the earphones are fully charged, it is indicated by all the 4 LEDs stay solid.

To ensure maximum efficiency and battery life ensure that the speaker is not used at 100% volume at all times and that the battery is charged when it falls to 20% and below.

Yes, the speaker is not powered through the aux cable so please make sure that it is
charged and powered on before using it through aux connection.

No, you cannot charge it with Micro-USB cable. It can only be charged using the Type-C
cable.

Not completely, it has IPX5 certification that only protects under accidental exposure to water and is not meant to be used inside water.