Blackview AirBuds 2 - TWS Earbuds Manual

Product Overview

Device Connectivity

First Pairing

1. Open the cover, press and hold the button of the charging box for 3s to turn on;
   When entering the pairing state, the red and blue lights on the right ear flash alternately.
   
2. Turn on the Bluetooth on the device, select "AirBuds 2", click and connect.
   The voice "Connected" represents successful pairing.
   

Note: The above is the first pairing method. In subsequent use, the earphones will automatically turn on and connect after being taken out from the earphone box.

Wearing Method

Two earphones are transmitted synchronously via Bluetooth, or you can also use one earphone. Insert the two earphones into the charging case, and then close the cover, it will be disconnected and turned off.

Operation Method

About the charging box

The charging box can be charged through the Type-C interface, the light flashes when charging, and the earphones will be charged in the charging box after closing the cover.

Specifications

Model: AirBuds 2
Bluetooth Version: 5.0
Battery Type: Li-ion Polymer (3.7V, 50mAh)
Bluetooth Frequency: 2.402GHz-2.480GHz
Bluetooth Transmitted Modulation: GFSK, π/4 DQPSK, 8DPSK
Dynamic Driver: 8.0mm
Dynamic Frequency Response: 20Hz-20KHz
Battery Capacity(Charging Box): 380mAh
Charging Time(Charging Box): Battery Life(Earbuds): About 5hrs
Charging Time(Earbuds): Bluetooth effective distance: 10m

Indication of LED

Answers for common questions

1. Bluetooth headset cannot be turned on.
   Reason: The battery of the Bluetooth headset is low or dead.
   Solution: Put the earphones in the charging case, close the cover and charge them for more than 1 hour before turning on the earphones.
2. The phone cannot search for the Bluetooth earphones.
   • Reason:
     1. The Bluetooth earphones are not in the power-on pairing state.
     2. There is a setting problem with the phone's Bluetooth.
   • Solution:
     1. After opening the charging box and turning on the headset, please wear the headset with both ears and tap the headset 5 times (the red and blue indicators flash alternately) to start Bluetooth pairing.
     2. Please restart your phone, and clear all the pairing data stored in Bluetooth, then search for Bluetooth again.
3. No sound from earphones speakers.
   • Reason:
     1. The earphone and mobile phone volume is inappropriate. e.g. the volume has been adjusted to the minimum.
     2. The Bluetooth headset is not properly connected to the mobile phone.
     3. The Bluetooth headset is not within the limited working range.
   • Solution:
     1. When the earphone is connected, please press the right earphone to adjust the volume, or press the phone volume key to adjust the volume.
     2. The Bluetooth and mobile phone are paired and connected again.
     3. Please make sure that the mobile phone and earphones are used within 10 meters, meanwhile there are no obstacles.
4. The earphone cannot convey the voice or the voice is very low.
   • Reason:
     1. The Bluetooth headset is too far away from the mouth.
     2. The Bluetooth microphone hole is blocked or water has entered.
   • Solution:
     1. The Bluetooth headset should be worn on the ear for normal use.
     2. Remove the blockage of the microphone hole or prevent water from entering it.
5. The headset is laggy or disconnected when talking or listening to music.
   • Reason:
     1. The Bluetooth headset is low on power, please charge them as soon as possible.
     2. The Bluetooth headset is too far away from the phone or there are obstacles.
     3. There is a problem with the Bluetooth signal of the mobile phone.
     4. There is strong signal interference nearby.
   • Solution:
     1. The Bluetooth headset is as close to the phone as possible.
     2. It is best not to place metal objects near the phone.
     3. Try another phone or another place.
     4. Please do not cover the Bluetooth with your hands, in order to maintain the continuous stability of the signal, in addition, please keep the Bluetooth and the phone in the same direction.
6. The headset is not disconnected after closing the earphones box.
   • Reason:
     1. The charging box is completely out of power.
     2. If the headset is not put in the box correctly, it will cause abnormal communication between the headset and the base.
     3. The charging box is damaged.
   • Solution:
     1. Charge the charging box.
     2. Reopen the cover of the charging box, take out the earphones from it, and then put the earphones in the box correctly. Make sure that the first and fourth lights of the headset in the box stay on. Finally close the cover.
     3. Replace the charging box.

Attention

• Please do not disassemble this product by yourself.
• Please use standard charging cable and adapter to avoid damage and accidents.
• Please avoid using corrosive cleaning detergent to clean this product.
• Please avoid product usage in the rain and keep away from heating or fire.

Maintenance

Please follow the following suggestions to prolong product working life.

• Keep product dry and don't put in damp places in case of affecting internal circuit.
• Avoid product usage during intense sporting or on sweating occasions in case sweat infiltrate into product and cause damages.
• Keep off sunlight or high temperature in case of shortening working life of electric parts battery damage, plastic parts deformation.
• Keep off intense vibration and impact from hard material in case of internal circuit damages.

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