Audionic TWS-A20 Wireless Bluetooth Earphone User Manual

Audionic TWS-A20 Wireless Bluetooth Earphone User Manual

Product diagram

1. Headset touch button
2. Headset indicator
3. Headset charging contact
4. Type-C charging input

Function operation

Power on and connecting

Method 1: automatic boot

Function| Operation Method| Voice
Prompt| Light Show
---|---|---|---
Power on| Remove the headset from the battery storage box and the headset will turn on automatically| Power on| The red and blue lights of the main and onesfl earphones alternately
Connect the main and the secondary earphone| Wait 2-S seconds, and the two earphones will automatically connect to each other| Dong
Dong
Dong| The red and blue lights of the main earphone flicker alternately, while the secondary earphone turns off the light.
Connect with the cellphone| At this point, the earphones are paired with the mobile phone. Turn on the Bluetooth  function on the mobile phone, search and find the Bluetooth device name “TS-A20” and click to connect.| Connected| After successful connection with cellphone, Both earphones light are oft not on during use

Method 2:manual boot

Function| Operation Method| Voice
Prompt| Light Show
---|---|---|---
Power on| Press and hold the MFB key for 3 seconds to power on (the matching method after starting up is the same as method 1)| Power on| The red and blue lights of the main and secondary earphones flicker alternately

Method 3: use a single earphone / switch between main and secondary earphone

turned on, turn on the Bluetooth function on the mobile phone, search and find the Bluetooth device name “TWS-A20” and click Connect| Connected| After successful connection with cellphone, earphones light are off, not on during use

Warning:

1. If there is no automatic pairing between the two earphones, double-click the MFB button of one of the earphones as the main ear to prompt “Dong Dong Dong”.
2. Within 3 minutes, the earphone is connected to the mobile phone, otherwise the earphone will exit the pairing mode with the mobile phone. The earphone can be paired again when it is restarted.

Power off

1. Put the earphones directly into the storage box, and the earphones will automatically shut down and charge.
2. Press the MFB key of a earphone for 5 seconds, and the earphone will turn off.
3. Without a connection to the phone, the earphones will automatically shut down within 5 minutes.
4. When the power of one earphone is lower than 3.2v, it will automatically shut down and need to be charged in time.

Automatically connected back

1. If your mobile phone has ever connected to the earphone, turn on the bluetooth and the earphone will automatically connect back after starting up.
2. During use, if you leave the connection range between the phone and the earphone, return to the effective range of 10 meters within 3 minutes.

Music and communication

After connecting to your phone, open the phone player to play music

1. Pause/play music, click MFB once, (use any earphone to control).
2. Switch to the next song and quickly click the MFB key of the right ear twice.
3. Switch to the previous song and quickly click the MFB key of the left ear twice.
4. Click MFB once of any earphone to answer the phone.
5. Click MFB button in the call 2 times to hang up the phone. Long press for 2 seconds to reject the call.
6. Switch between game mode and music mode, quickly click MFB key 3 times,(use any earphone to control).

Charging

1. Charging the headset: put the headset directly into the storage box, and the indicator light of the storage box is blue, The headset indicator is red. When the headset is fully charged the headset indicator turns blue ,
   After 15 seconds the light in the storage box will also go out.

2. Charge the storage box, insert the Type-C charging cable into the charging box interface, During the charging process, the red light flashes.
   When the battery is full, the red light is always on.

Basic specifications

Frequently asked questions

• Q: When listening to music or calling ， only a single headset has sound or is left and right ears out of sync?
  A: delete the device name, turn off Bluetooth earphone and turn it back on. Press turn on and Connection method 1 operation.

• Q: How to know the power of the storage box?
  A: when the blue light of the storage box flashes, the battery capacity of the storage box is less than 10%. please charge the storage box in time, and at the same time, it can also give headphones Charge.

• Q: can’t the storage box charge the headset?
  A: in general, the storage box is out of power. Just charge the storage box.

• Q: does the charging box charge?
  A: try changing a data line, or the interface is not plugged in.

Cautions

1. Please use this product with safety guarantee.
2. Please do not discard the product in the fire or the high temperature, because the built-in battery will cause the explosion easily.
3. Please do not rough operation of the product, such as wrestling, collision, removal or modification of the earphone.
4. Please use original accessories. Accidents caused by other accessories will not be covered by the warranty.
5. Please charge the storage box with the charger of DC5V/1A to avoid burning the product.
6. Please pull out the charging line in time after charging is completed to avoid leaving the product in the state of charging for a long time.
7. Please stay away from large WIFI, routers or other high frequency transmitting devices, so as to avoid interference of other signals by the earphones, resulting in music stuck or disconnected.
8. Please use this product in an effective environment (10 meters).
   And there should be no physical barrier between the phone and the earphone (such as wall, etc.).

FCC Warning Statement

This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions:

1. this device may not cause harmful interference, and
2. this device must accept any interference received, including interference that may cause undesired operation.

Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to 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 in accordance with 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 receiver.
• Connect the equipment into 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.

FCC Radiation Exposure Statement

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

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