soundcore Sleep A20 Earbuds Wireless Noise Cancelling Instruction Manual

September 2, 2024
Soundcore

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soundcore Sleep A20 Earbuds Wireless Noise Cancelling

soundcore-Sleep-A20-Earbuds-Wireless-Noise-Cancelling-
PRODUCT

Specifications

  • Product Name: Sleep A20 Earbuds
  • Features: Sleep monitoring, customizable controls, firmware update, noise blocking
  • Battery Life: Up to 8 hours
  • Charging Case: Provides an additional 32 hours of battery life
  • Volume Limit: Maximum volume of 65dB

Product Usage Instructions

Wearing

  • Choose the ear tips and ear wings that fit your ears best. Use Sealed Eartips for noise blocking and Breathable Eartips for airflow. Insert the earbuds into your ear canals and turn gently until the ear wings are wedged against your ear ridges.

Charging

  • Place the earbuds in the charging case and leave the case open for charging.

Powering On & Pairing

  • To pair with a device, press and hold the button on the charging case for 3 seconds to enter pairing mode.

Using Sleep A20 with App

  • Select a listening mode in the app to enjoy sleep free from disturbances. Customize smart volume settings and transfer sleep soundtracks into your earbuds for a personalized experience.

Controls

  • Tap with a bit of force for the earbuds to recognize commands.
  • Customize controls further in the soundcore app.

Powering Off

  • To power off, place the earbuds in the charging case and close the lid. The earbuds will automatically power off after 10 minutes if not connected.

Reset

  • If experiencing pairing issues, reset the earbuds by deleting the pairing history and holding the button on the charging case for 10 seconds.

Firmware Update

  • Keep the earbuds in the charging case with it open during firmware updates. Ensure earbuds are being charged and avoid usage during updates.

FAQ

Q: How can I customize the controls of the earbuds?

A: You can customize controls further in the soundcore app by selecting your preferred settings for different commands.

Q: What should I do if the earbuds are not connecting to the app?

A: Update the soundcore app to the latest version in your mobile app store and try reconnecting the earbuds.

APP

soundcore-Sleep-A20-Earbuds-Wireless-Noise-Cancelling-
FIG-1

Download the soundcore app to customize controls, listen to soothing sounds, manage your sleep, update firmware, and explore more. If your earbuds cannot connect with the soundcore app, update it to the latest version in your mobile app store.
Click this link to download: http://dl- soundcore.soundcore.com/qcdl?flow=soundcore

WEARING

soundcore-Sleep-A20-Earbuds-Wireless-Noise-Cancelling-
FIG-2

  • Choose the ear tips and ear wings that fit your ears best. The earbuds come with the M sizes of ear tips and ear wings pre-installed.
  • Please note that the Sealed Eartips are for noise blocking, while the Breathable Eartips allow for more airflow (no noise blocking effect).
  • To better block out noises, insert the earbuds into your ear canals and turn gently until the ear wings are wedged against your ear ridges.

CHARGING

soundcore-Sleep-A20-Earbuds-Wireless-Noise-Cancelling-
FIG-3

  1. Place the earbuds in the charging case and close it.
    • Fully dry off the earbuds and the USB charging port before charging.
  2. Connect the charging case to the power supply by using the provided USB-C charging cable.
    • It is recommended that you charge the earbuds with a 5V charger (not included).
    • Fully charge both the earbuds and the charging case before the first use.

POWERING ON & PAIRING

soundcore-Sleep-A20-Earbuds-Wireless-Noise-Cancelling-
FIG-4

  • After removing the insulation stickers on the earbuds, return the earbuds to the charging case, then activate Bluetooth pairing by closing and reopening the case lid. Subsequently, the earbuds will automatically power on and enter Bluetooth pairing mode.
  • Select soundcore Sleep A20″ on your device’s Bluetooth list to connect.
  • When pairing, the second LED indicator on the charging case will start flashing. After the pairing is successful, the second LED indicator will stay on for 1 second and then go off.

PAIRING WITH ANOTHER DEVICE

Place the earbuds in the charging case and leave the case open. Press and hold the button on the charging case for 3 seconds to enter pairing mode.

USING SLEEP A20 WITH APP

Selecting Listening Mode

  • You can switch between Bluetooth Mode and Sleep Mode via the soundcore app or by tapping the left earbud twice. The touch controls can also be customized in the app.
  • Bluetooth Mode: Connect to other third-party apps for your favorite audio content.
  • Sleep Mode: Listen to the soothing sounds downloaded onto your earbuds without having to interact with apps or other devices. This ensures a sound sleep free from disturbance by phone notifications and alert tones.

Smart Switch and Playback Settings

  • Smart Switch: Enable this feature to automatically switch from Bluetooth Mode to Sleep Mode when you fall asleep. You can also choose the audio you want to use after sleep (e.g. sleeping sounds or masking sounds).
  • Playback Settings: Customize the duration of playtime.

Smart Volume

  • Smart Volume: In Sleep mode, the mic of your phone will detect changes in ambient noise.
  • When there is a consistent increase or decrease in volume, the audio volume will dynamically adjust according to external noise changes, providing a noise-masking effect that is more adaptive to dynamic environments.

Notes:

  1. Sleep A20 does not have an ANC feature.
  2. This feature is only effective in Sleep mode.
  3. It is necessary to ensure that the earbuds are connected to the smartphone, and the app must continue to be active (do not manually close the app).
  4. The earbuds themselves do not have microphones; they rely on the smartphone’s microphone to monitor ambient noise levels (only detecting changes in environmental volume, without recording or recognizing the content of the sound in any form).
  5. This feature requires more than half an hour of use before a corresponding report will appear (you will see a one-time monitoring result either when you manually turn off the feature or before the next use).
  6. This feature provides a maximum volume limit of 65 dB. The earbud volume will not continuously change with the external environment’s volume level (in compliance with the World Health Organization’s recommendations for hearing protection).

Soundssoundcore-Sleep-A20-Earbuds-Wireless-Noise-Cancelling-
FIG-9

  • In My Library, you can transfer a total of four Sleep Sounds tracks into your earbuds.
  • For each track, you can mix up to three white noise sounds and fine tune them for your ideal listening ambiance. After the adjustments are made, Tap Transfer to upload your customized audio mix to the earbuds.
  • Please note that once the audio has been transferred, it cannot be modified.

Sleep Monitoring

Sleep Monitoring: The earbuds can monitor your sleep data (including sleep stage, sleep positions, and the frequency of rolling over) to provide a detailed report.

CONTROLS

Please note that you need to tap with a bit of force for the earbuds to recognize the command.soundcore-Sleep-A20-Earbuds-Wireless-Noise-Cancelling-
FIG-12

You can customize more controls in the soundcore app.

POWERING OFF

  • To power off, place the earbuds in the charging case by aligning the charging contactors of both the earbuds and charging case, and then close the lid.
  • Once the corresponding earbud is back into the case, the first (left earbud) or the third LED indicator (right earbud) will stay on for three seconds and then go off.
  • When taken out, the earbuds will automatically power off after 10 minutes if they are not connected. The duration can be set in the soundcore app.

RESET

  • Reset if the earbuds have issues pairing with each other or with other devices.
  • 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 button on the charging case for 10 seconds until the LED indicators rapidly flash white 3 times.

LED LIGHT GUIDE

FIRMWARE UPDATE

  • You will be informed once the new version of firmware 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 completed.
  • During the update, ensure the earbuds are being charged and avoid any usage.

CLEANING

Dust, earwax, or other debris can accumulate in the earbuds. To maintain optimal sound quality, regularly clean your earbuds by using a cotton swab slightly moistened with rubbing alcohol to gently wipe the metal mesh filter under the rubber ear tips.

SPECS

Specifications are subject to change without notice.

Input 5V/0.45A
Rated output power 5V/0.076A (0.038A per port)
Battery capacity 580mAh/2.158Wh
Charging time 2h
Playtime (Bluetooth Mode) 10h
Playtime (Sleep Mode) 14h
Frequency response 20~20000Hz
Impedance 16ohm
Waterproof level (Earbuds) IPX4
Bluetooth version BT5.3
Bluetooth range 2.4GHz

The phone call function is not supported on soundcore Sleep A20. Please use your mobile phone to answer a call.

Regulations and Compliance Information

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

Note: The ‘x’ of SN Code: xxxxxxxxxxxxxxxx is variable, see the below table.

Variable ‘x’ Range of variable Content
Seventh 0-9 or A-F Denotes the hardware version which is not affected by the

safety compliance.
Eighth| 8,9, A, B, C…| Denotes the year, 8 means 2018, 9 means

2019, A means 2020, B means 2021, C means 2022, and so on.

Ninth and tenth| 01,02,03…| Denotes weeks, 01 means the first week in this year, 02 means the secondary week inthis year, and so on.
Eleventh| 1-7| Denotes date, 1 means Monday, 2 means Tuesday…, 7 means Sunday, and so on.
---|---|---
The last five| 00001-99999| Denotes serial No.

References

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