Soundcore AeroFit A3872 Wireless Earbuds
APP Integration
Download the soundcore app to experience 3D surround sound, adjust EQ settings, update firmware, and explore more features. If your earbuds cannot connect with the soundcore app, re-install the app or update it to the latest version from your mobile app store.
Available for download on the [Google Play logo] and the [App Store logo].
Overview
The soundcore AeroFit earbuds consist of the following components:
- Earhook
- Touch Control Area
- USB-C Charging Port
- Reset Button
- LED Indicators (LED 1, LED 2, LED 3)
Wearing Instructions
To wear the earbuds:
- Pick up the earbuds from the charging case.
- Rotate the earhooks along the auricles of your ear to achieve proper positioning.
Charging
Important: Remember to remove the insulation stickers on the earbuds before first use.
- Place the earbuds in the charging case and close it.
- Ensure the earbuds and the USB-C charging port are fully dry before charging.
Low Battery Indication:
- Earbuds: You will hear a voice prompt indicating low battery.
- Charging Case: The LED 1 indicator will light up for 3 seconds and then go off.
Charging time provides extended playback: 10 minutes of charging provides 3 hours of playback.
Powering On & Pairing
After removing insulation stickers, return earbuds to the charging case. Press the reset button to activate Bluetooth pairing. Alternatively, you can pair by closing and reopening the case lid once the earbuds are back in the case.
The earbuds will automatically power on and enter Bluetooth pairing mode when connecting for the first time. Select "soundcore AeroFit" on your device's Bluetooth list to connect. During pairing, the LED indicators on the charging case will scroll. Upon successful pairing, the case LEDs will light up for 2 seconds and then turn off.
Once connected, the earbuds will automatically reconnect to your device each time you open the charging case, provided the pairing history has not been deleted from your device.
Connecting to a New Device:
- Place the earbuds back into the charging case.
- Press and hold the reset button for 3 seconds until the charging case LED indicators start scrolling.
- Select "soundcore AeroFit" on your new device's Bluetooth list to connect.
Dual Connections
The soundcore AeroFit earbuds can connect to two Bluetooth devices simultaneously. To enable this feature:
- Open the soundcore app.
- Navigate to Settings.
- Select "Dual Connections" > "Enable Dual Connections" > "Connect New Device".
Note: This feature is turned off by default.
Touch Controls
Customize touch controls for music playback, call management, and voice assistant activation via the soundcore app.
TWS Mode Controls:
- Play/Pause: Touch twice (Right earbud)
- Previous Track: Touch twice (Left earbud)
- Next Track: Customize in soundcore app
- Answer/End Call: Touch twice (Left/Right earbud)
- Reject Call: Touch and hold for 2 seconds (Left/Right earbud)
- Volume Up: Customize in soundcore app
- Volume Down: Customize in soundcore app
- Activate Voice Assistant: Customize in soundcore app
Mono Mode Controls:
- Play/Pause: Touch twice
- Previous Track: Customize in soundcore app
- Next Track: Touch twice (Left/Right earbud)
- Answer/End Call: Touch twice (Left/Right earbud)
- Reject Call: Touch and hold for 2 seconds
- Volume Up: Customize in soundcore app
- Volume Down: Customize in soundcore app
- Activate Voice Assistant: Customize in soundcore app
The soundcore app allows personalization of touch actions for single press, double press, and long press on either earbud, including volume control, song switching, play/pause, and voice assistant activation.
Powering Off
To power off the earbuds, return them to the charging case and close it.
Note: The earbuds will automatically power off after 30 minutes if they are not connected. This duration can be customized in the soundcore app.
Resetting the Earbuds
If the earbuds experience issues pairing with each other or with other devices, perform a reset:
- Delete the pairing history from your Bluetooth device first.
- Place the earbuds in the charging case and leave the case open.
- Press and hold the reset button on the charging case for 10 seconds until the LED indicators on the charging case start to scroll and then stay on for 5 seconds.
Upon completion, the earbuds have been successfully reset.
LED Light Guide
| LED Status | Battery Level |
|---|---|
| LED 1-3 ON | > 70% |
| LED 1-2 ON | 30% - 70% |
| LED 1 ON | 5% - 30% |
| LED 1 Flashes | < 5% (needs charging) |
| LED Status | Battery Level during Charging |
|---|---|
| LED 1 Pulsing | < 30% |
| LED 1 On, LED 2 Pulsing | 30% - 70% |
| LED 1 & LED 2 On, LED 3 Pulsing | 70% - 95% |
| LED 1-3 Steady White for 10s | 100% |
Firmware Update
You will be notified when a new firmware version is available upon connecting the earbuds to the app. Ensure the earbuds are in the charging case and the case remains open until the update is complete. During the update, ensure the earbuds are being charged and avoid using them.
Specifications
| Feature | Specification |
|---|---|
| Input | 5V = 1.2A |
| Output | 5V = 0.5A (0.25A per port) |
| Battery capacity | 85mAh × 2 (earbuds); 750mAh (charging case) |
| Charging time | 1 hour (earbuds); 2 hours (charging case) |
| Driver unit | 14mm dynamic driver |
| Frequency response | 20Hz - 20kHz |
| Impedance | 11Ω |
| Waterproof rating (earbuds) | IPX7 |
| Bluetooth version | 5.3 |
| Bluetooth range | 10m / 33ft |
| Maximum volume | 89dB |
Sustainability Certification
The product features TCO Certified certification, a comprehensive sustainability certification for IT products. This certification verifies adherence to life-cycle perspectives, balancing environmental and social responsibility through independent verification.
For more information about TCO Certified, full criteria documents, news, and updates, visit tcocertified.com. The website also hosts a Product Finder for a searchable listing of certified products.
Customer Service & Compliance
For customer support, contact:
- Email: service@soundcore.com, support.mea@soundcore.com (Middle East and Africa), support@anker.com (Japan)
- Phone (International): +1 (800) 988 7973 (US/Canada), +44 (0) 1604 936200 (UK), +49 (0) 69 9579 7960 (DE), +86 400 0550036 (China), +82 02-1661-9246 (Korea), +971 529750842 (Middle East & Africa), +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), +91 18003138831 (India).
Serial Number (SN) Code Explanation:
The SN Code format is xxxxxxxxxxxxxxxx, where 'x' represents variables:
| Variable 'x' | Range of variable | Content |
|---|---|---|
| Seventh | 0-F | Denotes hardware version (no impact on safety compliance). |
| Ninth and tenth | 20,21,22,23,24... | Denotes the year (e.g., 20 for 2020, 21 for 2021). |
| Eleventh and twelfth | 01,02,03... | Denotes the week of the year (e.g., 01 for the first week). |
| Eleventh and twelfth | 0001-FFFF | Denotes serial number. |
Anker Innovations Limited declares that this device complies with The Product Security and Telecommunications Infrastructure (Security Requirements for Relevant Connectable Products) Regulations 2023. For the Statement of Compliance, visit: https://uk.soundcore.com/pages/psti-related.
Product Information:
- Power consumption in standby mode: ≤0.5W
- Power management: ≤20min
- 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).
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