Majority Charging Case Wireless Earbuds Updated 2024


Majority Tru Bio Wireless Earbuds User Manual


Box Contents


  • A: Majority Tru Bio Earbuds
  • B: Charging cable- USB Type C
  • C: Instructions Guide
  • D: 3 X eartips



  1. Mic
  2. LED
  3. MFB(Multi-function button)
  4. Pogo pins
  5. LED for power indicator
  6. Type-c charging port


  • Power on Method 1: Take earbuds out from the charging case, they will auto-power on. Method 2: Hold MFB for 2 seconds. Red and Blue LED fick alternately.
  • Power off
    Method 1: Put earbuds back into the charging case, they will power off.
    Method 2: Hold MF8 for 5 seconds. Red LED flickers 3 times and then powers off,
  • Reject call Hold MFB for 2 seconds.
  • Answer call Tap MFB to incoming call and tap again to end it
  • Play/pause When standby in stereo mode, tap MFB to play and tap again to pause
  • Skip track forward/backward When playing, double tap MFB on the left/right earbud to skip track forward/ backward.

Key Features

  • Volume up/down When playing/calling, hold MFB for 2 seconds on the left/right earbud to Volume up /
  • Volume down When playing/calling. hold MF8 for 2 seconds on the left/right earbud to Volume up /
  • Charge the earbuds Insert the earphones into the charging case (pogo pins should be well-connected). Red Led will be on when charging, after being fully charged, Red Led will be off.
  • Charge the case Please charge the case via USB type-c cable. When the battery level is less than 25%, four white LEDs will flicker. When the battery level is more than 25%, or less than 50%, one white LED is on, other three
  • LEDs flicker. When the battery level is more than 50% less than 7596, two white LEDs Are on, other two
  • LEDs flicker. When the battery level is more than 7596, less than 100%, three white LEDs are on, last one
  • LEDs flicker. When fully charged, four white LEDs are all on.

For the first time Using
Please tear off the protective film on pogo pins of earphones before using, then put the earphones back into the charging box to activate their earphones.

How to pair

Take out both earbuds from the Charging case, they will auto power on and pair with each other Left earbud will auto enter pairing mode when blue and red LEDs blink alternately On the cellphone, Search for “Majority Tru Bio’ and connect the cellphone with both earbuds.


  1. Before using the TWS earbuds, please read the manual carefully and keep it for future reference.
  2. The TWS earbuds need to be fully charged before first use.
  3. If the TWS earbuds are left unused for more than 2 weeks, please recharge them. periodically.
  4. Please use the chargers made by a qualified manufacturer.
  5. When TWS power on doesn’t connect with any bluetooth device or disconnects with the bluetooth device for about 3 minutes, TWS will power off.

More Tips

  1. When hear a warning voice, it means the battery is low power and needs to be charged
  2. If the two earphones fail to pair and connect, before pairing and connecting with any bluetooth device, press the MFB of the L earphone three times continuously and quickly. the two earphones will pair and connect
  3. If the two earphones pair and connect successfully, press the MFB of any earphone three times continuously and quickly, before the earphones pair and connect with a bluetooth device the twins will pair and disconnect. If repair, please see the above item 7.

If you require further assistance with your new soundbar, please contact our support team on the Majority website:


All products come with a standard 12-month warranty. All items must be registered on for the warranty to be valid. Once on the web page, use the menu to find “Register Your Product”. You will also be given the chance to extend your warranty for an additional 24 months, free of charge.


This equipment has been tested and found to comply with the limits for a Class B digital device, under part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used following the instructions, may cause harmful interference to radio communications.

However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

  • Reorient or relocate the receiving antenna.
  • Increase the separation between the equipment and the receiver.
  • Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.
  • Consult the dealer or an experienced radio/TV technician for help

Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

FCC Radiation Exposure Statement
The device has been evaluated to meet general RF exposure requirements. The device can be used in Fixed/mobile (min20cm) exposure conditions without restriction.


  1. Read these instructions.
  2. Keep these instructions. Instructions are also available for download at 
  3. Heed all Warnings
  4. Follow all instructions
  5. Do not clean the apparatus near or with water
  6. Do not block any ventilation openings. Install following the manufacturer’s instructions
  7. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
  8. Protect the power from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.

More Functions:

  1. Only use attachments/accessories specified by the manufacturer.
  2. Unplug this apparatus during light storms or when unused for long periods.
  3. Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in a way, such as a power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.
  4. No naked flame sources, such as lit candles, should be placed on the apparatus.
  5. Dispose of used electrical products and batteries safely according to your local authority and regulations.


The apparatus shall not be exposed to dripping or splashing and no objects filled with liquid, such as vases, shall be placed on the apparatus. The main plug is used to disconnect the device and it should remain readily operable during intended use. To disconnect the apparatus from the main mains completely, the mains plug should be disconnected from the main socket outlet completely. The battery shall not be exposed to excessive heat such as sunshine, fire, or the like.


You should now recycle your waste electrical goods and in doing so help the environment. This symbol means an electrical product should not be disposed of with normal household waste. Please ensure it is taken to a suitable facility for disposal when finished.

Please read all instructions carefully before use and keep them for future reference.



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