DOBOPO A21 True Wireless Stereo Earphones User Manual
- June 9, 2024
- DOBOPO
Table of Contents
User Guide for A21
True Wireless Stereo Earphones
Table of Product Contents
Product Specification
Bluetooth Version:__5.3
Support: ____ HFP/ADP/HSP/AVRCP
Charging Port: Type-C
Battery life: __ 8 hours of use per full charge of both
earbuds (actual battery life varies with song type and volume requirements)
Charging time: 1.5 hours for earbuds /2.5 hours for
charging case
Transmission range: _____ 15 meters (without obstacles)
Introduction
How do I pair two headphones with my phone?
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Please make sure both the earbuds and the charging case are fully charged before first use.
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Step 1
Take both earbuds out of the charging case and both earbuds will power on and start pairing automatically (If the earbuds are not connected to your device for more than minutes,the earbuds will automatically turn off Press the MFB button for about seconds to manually turn on the earbuds when prompted “Power on”.) -
Step 2
Enable the Bluetooth pairing mode on your phone device, search and select “A” to connect. (You should hear a voice prompt “Connected” when wearing earbuds). -
If indicator light of earbud is off, it means the phone is connected
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How to use the reset button?
Use the reset button when the left and right headsets are not working at the same time or when only one headset is connected to your phone.
The operation is opening the cover and put the two headsets back into the charging case, press and hold the reset button for s. The white light of the left and right headphones will flash three times and then go out. Then delete the previous pairing name “A” on the phone and reconnect. -
Automatic connection
By default, the earbuds will connect the last paired phone automatically when power on. -
Prompt
1. If you have any problem pairing the two earbuds with your phone, put the earbuds back in the charging case and repeat the above steps.
2. These earbuds can be used not only together, but also individually If you want to use single earbud, just take one earbud out of the case and connect it to your phone. or when using two earbuds, manually turn off one earbud or put one back in the charging case and you’ll be able to use the other one earbud alone.
Functions
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Telephone Communication
Answer call: ____ tap once
Hang up: __ press and hold the key for 2s
Refuse incoming call: _____ press and hold the key for 2s -
For Music
Play/pause: _ tap twice
Previous track: __ press and hold “L” for 2s
Next track: _ press and hold “R” for 2s
Activate Siri: ____ quickly tap for three times
Turn down volume: __ single tap on left earbud
Turn up volume: _____ single tap on right earbud
Charging
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Earbuds Charging
The earbuds will only be charged when you place them in the charging slots correctly. (You can charge the charging case and the earbuds at the same time, or you can charge the charging case first and then the earbuds.)
The indicator light will show white while charging. The charging case will stop charging automatically and the indicator light on earbuds will go out when fully charged.
When the earbuds are charging in the charging case, the digital display bar of the case will keep blink. -
Case Charging
There is a Type-C usb charging cable in the package, please use it to charge the case directly. During charging, the digital display will flash and display the battery level in real time. When fully charged, the number shows 100.
Charging Alerts
- After using it for a long period of time, due to the oxidation of the magnet connector, the earbuds might not be charged or even turned on.
- You can fix this problem by cleaning the magnet connectors on the earbuds and charging case with an alcohol wipe
- Put the earbuds in the charging case, the earbuds will turn off immediately and the charging case will start to charging automatically.
- The earbuds will connect the last paired phone automatically.
Storage and Maintenance
- If the earbuds have not been used for more than months, we recommend that you charge it.
- Please use an charger approved by FCC (Federal Communications Commission).
- Children aged and under require adult supervision.
- Do not expose the earbuds to high or low temperatures, and do not use the earbuds during a thunderstorm.
- Avoid free fall or violent shock to the device. Keep the device away from sources of fire and do not place the device in water.
Frequently Asked Questions
Why don’t these earbuds pair with my phone?
– Make sure the earbuds are fully charged and powered on. Make sure your phone’s Bluetooth is enabled If there is no problem with the two points stated above, turn off the powered-on earbuds after continuous and quick clicks. Put them back into the charging case and close the lip, wait for minute, then open the charging case and reconnect the earbuds to the phone.
Why does the music cut in or out?
– First, keep the earbuds no more than m away from your phone (no obstacles). If the distance is less than m, follow these steps: . Put the earbuds back into the case and close the lid, manually click “forget the A” on your phone . After seconds, open the charging case and reconnect these earbuds with your phone
Why the earbuds still won’t be charged or disconnect from the phone after I put them in the case and close the lid?
– Make sure the charging case is not in a low battery state. If the charging case is in a low battery state, the earbuds will neither be charged nor disconnected. In this case, please use a type-c charging cable to fully charge the case.
Are these earbuds sweat- and water-resistant?
– These earbuds are sweatproof and slightly waterproof. For electronic
devices, we do not recommend that you submerge the earbuds in water.
For more detailed product FAQs, please contact our customer service.
Activation & Warranty
Permanent replacement of damaged, defective item or missing components. Please activate via email below within 15 days. [email protected]