SoundcoreUser ManualSoundcore

soundcore A20i | True Wireless Earbud Purple

Sections10
Reading3 min
UpdatedApr 2026
LanguageEnglish
Section 01

WEARING

1

S M L

2

Choose the ear tips that fit your ears best.

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Section 02

CHARGING

1

2

1. Tear off the insulation sticker on the earbuds before first use. 2. Place the earbuds in the charging case and close it.

  • Fully dry off the earbuds and the USB-C charging port before charging.
  • 3. Connect the charging case to a power supply by using a certified USB-C charging cable.

  • Fully charge both the earbuds and the charging case before first use.
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Section 03

POWERING ON & PAIRING

1. Open the charging case and take the earbuds out. They will automatically power on and enter Bluetooth pairing mode. 2. Select "soundcore A20i / A25i" * on your device's Bluetooth list when connecting for the first time.

* The device name may vary depending on the region.

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Section 04

MANUAL PAIRING

To manually enter Bluetooth pairing mode, take the earbuds out of the case, then tap and hold the touchpads on both earbuds for 3 seconds until the earbuds' LED indicators flash white rapidly.

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Section 05

TWS

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Section 06

MONO

core app.

TWS modeMono mode
Play / PauseTap twice (R)Tap twice
Previous trackTap and hold for 2 seconds (L)/
Next trackTap and hold for 2 seconds (R)/
Answer / End a callTap twice (L/R)Tap twice
Reject a callTap and hold for 2 seconds (L/R)Tap and hold for 2 seconds
Activate voice assistant softwareTap twice (L)/
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Section 07

POWERING OFF

To power off, return the earbuds to the charging case and close it.

The earbuds will automatically power off after 30 minutes if they are not connected.

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Section 08

RESET

Reset if the earbuds have issues pairing with each other or with other devices. Place the earbuds in the charging case and leave the case open, then tap and hold the touchpads on both earbuds for 8 seconds until the earbuds' LED indicators flash red rapidly three times.

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Section 09

LED LIGHT GUIDE

Steady white
-○-Flashing white
-◇Flashing red

You will be notified once a new firmware version is detected when you connect the earbuds to the app. Ensure the earbuds are placed in the charging case and the case remains open until the firmware update is complete. During the update, make sure the earbuds are being charged and avoid any usage.

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Section 10

SPECS

Specifications are subject to change without notice.

Input5V --- 0.5A
Rated output power5mW
Battery capacity60mAh × 2 (earbuds); 350mAh (charging case)
Charging timeUp to 2 hours
Playtime (varies by volume level and content)Up to 9 hours (up to 28 hours with the charging case)
Driver unit6mm dynamic driver
Frequency response20Hz - 20KHz
Impedance16Ω
Waterproof level (earbuds)IPX5
Bluetooth versionBluetooth 5.3
Bluetooth range10m / 33ft

service@soundcore.com

support.mea@soundcore.com (For Middle East and Africa Only)

support@anker.com ( 日本 )

support.kr@anker.com

+1 (800) 988 7973 (US/Canada)

+44 (0) 1604 936200 (UK)

+49 (0) 69 9579 7960 (DE)

03 4455 7823 ( 日本 )

+86 400 0550 036 ( 中国 )

+82 1666-8470 ( 한국 )

+971 8000320817 (UAE)

+966 8008500030 (KSA)

+965 22069086 (Kuwait)

+20 8000000826 (Egypt)

+61 3 8331 4800 (Australia)

+90 (850) 460 14 14 (Türkiye)

+8 (800) 511-86-23 (Russia)

000-8000-504-414 (India)

Note: The 'x' of SN Code: xxxxxxxxxxxxxxxx is a variable, see below table.

Variable 'x'Range of variableContent
Eighth0-9 or A-FDenotes the hardware version which is not effected on the safety compliance.
Ninth8,9,A,B,C...Denotes the year, 8 means 2018, 9 means 2019, A means 2020, B means 2021, C means 2022, and so on.
Tenth and Eleventh01,02,03...Denotes weeks, 01 means the first week in this year, 02 means the secondary week in this year, and so on.
Twelfth1-7Denotes date, 1 means Monday, 2 means Tuesday..., 7 means Sunday and so on.
The last five00001-99999Denotes serial No.

Hereby, Anker Innovations Limited declares that this device is in compliance with The Product Security and Telecommunications Infrastructure (Security Requirements for Relevant Connectable Products) Regulations 2023. For the Statement of Compliance, visit the website: https://uk.soundcore.com/pages/ psti-related.

1. Power consumption in standby mode: ≤0.5W

2. Powermanagement: ≤20min

3. Information of applicable adapter:

Brand: ANKER

Manufacturer: Anker Innovations Limited

Model: A2337

Input: 100-240Vac, 1A, 50-60Hz

Output: 5V 3A / 9V 3A / 12V 2.5A / 15V 2A / 20V 1.5A (30W Max)

Assistance
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Sourced from Soundcore’s official documentation and typeset for web reading by Pindear. Always refer to the official source for critical safety information.
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