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TOZO T10 Tws Wireless Earbuds manual
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TOZO T10 Tws Wireless Earbuds

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— answers from the official manual

Answers from the official manual.

Common questions

Common Questions

10 total
1

What should I do if my earbuds automatically turn off when placed back in the case?

Manually press and hold the MFB button for 4 seconds to turn off your earbuds before placing them in the charging case. This prevents unwanted power consumption.

2

What does a flashing blue LED on the charging case mean?

A single blue flash indicates that the battery level is between 1-25%. Two flashes for 25%-50%, three flashes indicate 50%-75%, and four flashes signify 75%-100% charge.

3

What should I do if I drop my earbuds or charging case?

If the product is damaged, stop using it immediately to avoid risks of electric shock, fire, or other injuries. Contact the service center for further assistance.

4

How do I turn on my earbuds manually?

Press and hold the MFB button for 2 seconds to power on your earbuds. They also automatically turn on when you take them out of the charging case.

5

How do I replace eartips with another size?

The package comes in three sizes (large, medium, small). Choose a replacement tip that fits your ear better and ensure it is securely placed.

6

How do I pair both earbuds with my phone?

Ensure the earbuds and your phone are within 3 feet of each other, turn on Bluetooth in your phone, take out the earbuds to enter pairing mode (LED flashes blue and white alternately), then choose 'D39-L' in your phone's list of Bluetooth devices to pair. If pairing fails, hold the MFB button until pairing mode starts again, then try pairing with 'D39-L'.

Show 4 more questions

How do I reset my earbuds to factory settings?

What should I do if pairing fails?

How long does it take for the earbuds and case to fully charge?

What happens if I want to pair my earbuds with a different phone?

Full Manual

17 pages
Page 1
TOZO T10 Tws Wireless Earbuds manual — page 1

Wireless Earbuds User Manual

Thank you for purchasing our products. This manual addresses the safety guidelines, warranty and operating instructions. Please review this manual thoroughly before operating your device.

SAFETY AND WARRANTY Important Safety Instructions

  •  Use of earbuds will impair your ability to hear other sounds. Use caution while using your earbuds when you are engaging in any activity that requires your full attention.

  •  If you have a pacemaker or other electrical medical devices, you should consult your physician before using this product.

  •  This package contains small parts that may be hazardous to children and should be kept out of reach from children. This product is not a toy

    • – never allow children to play with this product. Always store the product out of reach from children. The bags themselves or the many small parts they contain may cause choking if ingested.

    Page 2
    TOZO T10 Tws Wireless Earbuds manual — page 2

  •  Never try to dismantle the product yourself, or push objects of any kind into the products, as this may cause short circuits which could result in a fire or electric shock.

  •  None of the components can be replaced or repaired by users. Only authorized dealers or service centers may open the product. If any parts of your product require replacement for any reason, including normal wear and tear or breakage, please contact us.

  •  Avoid exposing your product to rain, moisture or other liquids to protect against damage to the product or injury to you.

  •  Keep all products, cords, and cables away from operating machinery.

  •  If the product overheats, if the product has been dropped or damaged, if the product has a damaged cord or plug, or if the product has been dropped in a liquid, discontinue use and contact us.

  •  Do NOT use in areas where there are explosive hazards.

  •  Do NOT submerge the earbuds in water. Do NOT expose the earbuds to moving water (e.g., from a faucet, etc.).

  •  Do NOT wear the earbuds while showering or bathing, or when participating in water sports, e.g., swimming, waterskiing, surfing, etc.

    • Page 3
    TOZO T10 Tws Wireless Earbuds manual — page 3

  •  This product contains magnetic material. Consult your physician on whether this might affect your implantable medical device.

  •  Leaving the product in hot or cold places, such as in a closed car in the summer and winter conditions, will reduce the capacity and lifetime of the earbuds.

  •  Dispose of the product according to local standards and regulations.

  •  Remember: Always drive safely, avoid distractions and follow local laws! Using the earbuds while operating a motor vehicle, motorcycle, watercraft or bicycle may be dangerous, and is illegal in some jurisdictions, just as use of the earbuds with both ears covered while driving is not permitted in certain jurisdictions. Check your local laws. Use caution while using your earbuds when you are engaging in any activity that requires your full attention. While engaging in any such activity, removing the earbuds from your ear or turning off your earbuds will keep you from being distracted, so as to avoid accident or injury. Do not take notes or read documents while driving.

  •  When using and charging this product, basic precautions should always be followed, including the following:

  • – Read all the instructions before using the charging case.
  • – To reduce the risk of injury, close supervision is necessary when the charging case is used near children.

    • Page 4
    TOZO T10 Tws Wireless Earbuds manual — page 4

  • – Do not expose charging case to water, rain, liquids or snow.
  • – Use of a power supply or charger that is not recommended or sold by power pack manufacturer may result in a risk of fire or injury.
  • – Do not use the charging case in excess of its output range.

  • – Do not use a charging case that is damaged or modified. Damaged or modified batteries may exhibit unpredictable behavior resulting in fire, explosion or risk of injury.
  • – Do not disassemble the charging case. Incorrect reassembly may result in risk of fire or injury.
  • – Do not open, crush or expose a charging case to fire or excessive temperature. Exposure to fire or extreme temperature may cause explosion.
  • – Have servicing performed by a qualified repair person using only identical replacement parts.

    • WARRANTY We strives to build our products with the highest attention to detail and craftsmanship. However, sometimes there are occurrences of defect.

    We are happy to offer 1-year hassle-free warranty to all our products as we continue to make amazing wireless product. Please contact us if you have any questions about our devices.

    Page 5
    TOZO T10 Tws Wireless Earbuds manual — page 5

    Package Contents

     Wireless earbuds × 1 pair (left and right)

     Charging case × 1

     Eartips × 3 pairs (large, medium, small)

     Micro USB cable × 1

     User manual × 1

    At a Glance Microphone

    MFB button (multi-function button) LED indicator Charging case LED indicator Micro USB charging port L (for the left ear, master earbud) R (for the right ear) Replaceable eartips

    Page 6
    TOZO T10 Tws Wireless Earbuds manual — page 6

    ![image 1](91wCJNffhcL_images/imageFile1.png)

    ![image 2](91wCJNffhcL_images/imageFile2.png)

    Earbud LED Indicator Guide

     Power on: LED indicators stay blue for a second

     Power off: LED indicators stay white for a second

     Pairing mode (using both earbuds): LED indicator on the left earbud flashes blue and white alternately

     Pairing mode (using only one earbud): LED indicator on the earbud flashes blue and white alternately

    Page 7
    TOZO T10 Tws Wireless Earbuds manual — page 7

     Connected to a Bluetooth device: LED indicators flash blue

    every 7 seconds

     Low battery: LED indicators flash white every 5 seconds and a voice reminder prompts every 2 minutes

     Earbuds are being charged: LED indicators stay white

     Earbuds are fully charged: LED indicators are off

    Charging Case LED Indicator Guide Earbuds are taken out of or put back into the charging case: 1-25% battery: LED indicator flashes blue once 25%-50% battery: LED indicator flashes blue twice 50%-75% battery: LED indicator flashes blue 3 times 75%-100% battery: LED indicator flashes blue 4 times Note: Charging case LED indicator is off when earbuds are being charged in the charging case.

    Charging case is being charged: 1-25% battery: LED indicator flashes blue once every 2 seconds 25%-50% battery: LED indicator flashes blue twice every 2 seconds 50%-75% battery: LED indicator flashes blue 3 times every 2 seconds

    75%-100% battery: LED indicator flashes blue 4 times every 2 seconds

    Page 8
    TOZO T10 Tws Wireless Earbuds manual — page 8

    Charging case is fully charged: LED indicator stays blue

    Wearing the Earbuds

    ![image 3](91wCJNffhcL_images/imageFile3.png)

    Insert the earbud into your ear and rotate to fit comfortably. Ensure the microphone is pointing towards your mouth.

    Using the Earbuds

     Charge the earbuds When you use the earbuds for the first time, remove the insulating films on the charging contacts of the earbuds.

  • 1) Align the charging contacts on the right earbud with the charging pins on the right side of the case.

    • Page 9
    TOZO T10 Tws Wireless Earbuds manual — page 9

    ![image 4](91wCJNffhcL_images/imageFile4.png)

  • 2) Repeat steps 1 and to charge the left earbud.
  • 3) Close the case when the earbuds LED indicators are solid white.

    •  Charge the charging case

  • 1) Plug the small end of the USB cable into the Micro USB port of the charging case.
  • 2) Plug the other end into a USB wall charger or computer (DC 5V) that is powered on.

    • ![image 5](91wCJNffhcL_images/imageFile5.png)

    Page 10
    TOZO T10 Tws Wireless Earbuds manual — page 10

    Notes:

  • • It takes approx. 2 hours to fully recharge the earbuds.
  • • The earbuds and the charging case charge simultaneously. The charging case can be used as a standalone charger.
  • • When the charging case is out of power and you put the earbuds back into the case, the earbuds will not turn off automatically. Turn off the earbuds manually.
  • • When the earbuds are being charged in the charging case and the charging case is out of power, the earbuds will turn on automatically. To avoid unwanted power consumption, turn off the earbuds manually.
  • • When the charging case is out of power, the earbuds will not turn on automatically the time you take them out of the case. Turn on the earbuds manually.

    •  Power on/off

    • Power on

  • 1) The earbuds are automatically on when you take them out of the charging case.
  • 2) Press and hold the MFB buttons for 2 seconds to turn on.

    • Page 11
    TOZO T10 Tws Wireless Earbuds manual — page 11

    Note:

    When you use the earbuds for the first time, remove the insulating films on the charging contacts of the earbuds, and power on the earbuds by pressing and holding the MFB buttons on both earbuds for 2 seconds.

    • Power off

  • 1) The earbuds are off automatically when you put them back into the charging case.
  • 2) Press and hold the MFB buttons for 4 seconds to turn them off (when both earbuds are paired with your phone, press and hold the MFB button on either left or right earbud, the other earbud will be off at the same time).

    •  Pair Before pairing the earbuds with your phone or other

    Bluetooth devices, make sure that the Bluetooth version of your phone or other Bluetooth devices are 4.0 or higher.

    Page 12
    TOZO T10 Tws Wireless Earbuds manual — page 12

     Pair both earbuds (Pair use)

  • 1) Make sure the earbuds and your phone or other Bluetooth devices are next to each other (within 3 feet, no obstacles between).
  • 2) Turn on the Bluetooth of your phone or other Bluetooth devices.
  • 3) Turn on the earbuds (when they are in shutdown state) and the earbuds enter pairing mode (LED indicator on the left earbud flashes blue and white alternately).
  • 4) In the list of found Bluetooth devices in your phone or other Bluetooth devices, choose "D39-L" to pair.
  • 5) Enter "0000" if your phone or Bluetooth device asks you to enter a code to pair.

    • Notes:

  • • The earbuds will directly enter pairing mode the first time you turn them on.
  • • The earbuds will connect to the last paired Bluetooth device automatically when they are turned on. Please turn on the Bluetooth of your Bluetooth device before turning on the earbuds.

    • Page 13
    TOZO T10 Tws Wireless Earbuds manual — page 13

  • • If pairing failed, turn off the earbuds first and then press and hold the MFB buttons until the indicator on the left earbud flashes blue and white alternately and earbuds enter pairing mode. Choose "D39-L" in your phone to pair.
  • • When both earbuds are connected to your phone, if you put the right earbud back to the charging case, you can use the left earbud alone without interruption; but if you put the left earbud back to the charging case, the right earbud is also disconnected to your phone and you have to pair the right earbud with your phone again to use the right earbud alone.
  • • When the earbuds are on but not paired with your phone or other Bluetooth devices, they will exit the pairing mode and be automatically off in 10 minutes.

    •  Pair ONE earbud (Mono Use) You can use both earbuds simultaneously or use either of the two earbuds alone.

  • 1) Make sure the earbud and your phone or other Bluetooth devices are next to each other (within 3 feet, no obstacles between)
  • 2) Turn on the Bluetooth of your phone or other Bluetooth

  • devices.
  • 3) Take the earbud out of the charging case.
  • 4) Turn off the earbud by pressing and holding the MFB button for 4 seconds.

    • Page 14
    TOZO T10 Tws Wireless Earbuds manual — page 14

  • 5) Press and hold the MFB button on the earbud until the indicator flashes blue and white alternately and earbud enters pairing mode.
  • 6) In the list of found Bluetooth devices in your phone or other Bluetooth devices, choose "D39-L" if you use the left earbud or "D39-R" if you use the right earbud to pair.

    • Note:

    When the left/right earbud is connected to your phone and you take the other earbud out of the charging case, earbuds will pair with each other and then link back to your phone automatically (in the condition that you have paired both earbuds with your phone before) .

     Next song Press the MFB button on the left or right earbud twice to skip to the next song.

     Play/pause playing songs

    Press the MFB button to pause and press the MFB button again to resume playing songs.

     Answer/hang up/reject calls

    Page 15
    TOZO T10 Tws Wireless Earbuds manual — page 15

     Press the MFB button or operate on your phone to answer an incoming call.

     Press the MFB button or operate on your phone to hang up an ongoing call.

     Press the MFB button twice to reject an incoming call.

     Activate voice control of phone

    In paired state, press and hold the MFB button for 2 seconds. (This function works only when your phone has voice control function; please refer to the instructions of your phone for details.)

    Trouble Shooting Q: Pairing failed. A:

  • 1. Put the earbuds back to the charging case and make sure that they are off.
  • 2. Take the earbuds out of the case and they are automatically

    • Page 16
    TOZO T10 Tws Wireless Earbuds manual — page 16

  • on.
  • 3. Wait that the indicator on the left earbud flashes blue and white alternately and earbuds enter pairing mode.
  • 4. Choose "D39-L" in your phone to pair.

    • If the pairing still fails, check the following points:

  • • Make sure the earbuds and your Bluetooth device are next to each other or within 3 feet and there are no obstacles between.
  • • There are no signal interference nearby (check the question "Connection is not stable" for signal interference conditions).
  • • Try to reboot your Bluetooth device.

    • Q: Earbuds are connected to phone A, but I want to pair earbuds with phone B when I am not able to disconnect earbuds from phone A.

    Page 17
    TOZO T10 Tws Wireless Earbuds manual — page 17

  • 1. Turn off the earbuds by pressing and holding the MFB buttons for 4 seconds.
  • 2. Press and hold the MFB buttons until the indicator on the left earbud flashes blue and white alternately and earbuds enter pairing mode.
  • 3. Choose "D39-L" in phone B to pair.

    • Q: Connection is not stable.

    A: Bluetooth signal is transmitted wirelessly and signals can be affected, which results in intermittent sound of earbuds, in the following conditions:

  • • The distance between the earbuds and your Bluetooth device is at the edge of the Bluetooth pairable distance.
  • • Transmitted signals encounter obstacles or human body blockage.
  • • There are high-power electronic devices nearby.
  • • There are other Bluetooth devices and are being turned on/off nearby.

    • To resume stable connection between the earbuds and your Bluetooth device, try to avoid the above conditions and do the pairing again following the steps in "Pairing Failed".

    Q: Power runs out fast.

    A: The earbuds playtime varies according to volume level and audio content. The following conditions may cause fast power consumption:

  • • When the charging case is out of power and you put the earbuds back into the case, the earbuds will not turn off automatically. To avoid unwanted power consumption, turn

  • off the earbuds manually.
  • • When the earbuds are being charged in the charging case and the charging case is out of power, the earbuds will turn on automatically. To avoid unwanted power consumption, turn off the earbuds manually.

    • Specifications Model: D39 Bluetooth Standard: V5.0 Operating Range: 33 feet/10 meters (No obstacles between) Supporting Protocols: A2DP/HFP/HSP/AVRCP Charging Time: 2 hours (earbuds); 2 hours (charging case) Talk/Playing Time: about 3 hours (Varies according to volume level and audio content) Charging Voltage: DC 5V Battery Type: Li-polymer Battery Capacity: 50mAH (earbuds); 480mAH (charging case)

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