Btootos A90 Pro True Wireless Earbuds User Guide

: June 9, 2024
: Btootos

Table of Contents

Table of Product Contents
Product Specification
Introduction
How do I pair two headphones with my phone?
Functions
Charging
Charging Alerts
Storage and Maintenance
Frequently Asked Questions
Activation & Warranty
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Btootos A90 Pro True Wireless Earbuds User Guide

Table of Product Contents

*Charging Case1
**
*Wireless Earbud2
**
*Type-C Charging Cable1
**
Instruction Book
*Earbud Tip4
**

Product Specification

Bluetooth Version: 5.3
Support: HFP/A2DP/HSP/AVRCP
Charging Port: Type-C
Battery life： 6-8hours (earbuds) + over 30 hours (Charging box)
Charging time：1.5 hours for earbuds / 1.5 hours for charging case
Transmission range： 15 meters (without obstacles)

Introduction

How do I pair two headphones with my phone?

Please make sure both the earbuds and the charging case are fully charged before first use.
Step 1
Take both earbuds out of the charging case and both earbuds will power on and start pairing automatically (If the earbuds are not connected to your device for more than 5 minutes,the earbuds will automatically turn off. Press the MFB button for about 3 seconds to manually turn on the earbuds when prompted “Power on”.) The indicator light of one earbud will flash white alternately, and the other earbud
will slowly flash white when 2earbuds paired successfully
Step 3
Enable the Bluetooth pairing mode on your phone device, search and select “A90 Pro” to connect. (You should hear a voice prompt “Connected” when wearing earbuds).
If indicator light of earbud is off,it means the phone is connected
Automatic connection
By default, the earbuds will connect the last paired phone automatically when power on.
Prompt

If you have any problem pairing the two earbuds with your phone, put the earbuds back in the charging case and repeat the above steps. Or refer to the reset steps of Frequently Asked Questions in the manual.
These earbuds can be used not only together, but also individually If you want to use single earbud, just take one earbud out of the case and connect it to your phone. or when using two earbuds, manually turn off one earbud or put one back in the charging case and you’ll be able to use the other one earbud alone.

Functions

Telephone Communication

Answer call: tap once
Hang up : press and hold the key for 2s
Refuse incoming call: press and hold the key for �s

For Music

Play/pause: tap twice
Previous track: press and hold “L” for 2s
Next track: press and hold “R” for 2s
Activate Siri: quickly tap for three times
Turn down volume: single tap on left earbud
Turn up volume: single tap on right earbud

Charging

Earbuds Charging
The earbuds will only be charged when you correctly place them in the charging slots and close the lid.(You can charge the charging case and the earbuds at the same time, or you can charge the charging case first and then the earbuds. When the earbuds are charging in the charging case, the LED bar of the case will keep blink. The charging case will stop charging automatically and the indicator light on earbuds will go out when fully charged.·
Case Charging
There is a Type-C usb charging cable in the package, please use it to charge the case directly. During charging, the digital display will flash and display the battery level in real time. When fully charged, the number shows 100
Earbuds Charging
Case Charging

Charging Alerts

After using it for a long period of time, due to the oxidation of the magnet connector, the earbuds might not be charged or even turned on.
You can fix this problem by cleaning the magnet connectors on the earbuds and charging case with an alcohol wipe

Storage and Maintenance

If the earbuds have not been used for more than 3 months, we recommend that you charge it.
Please use an charger approved by FCC (Federal Communications Commission).
Children aged 12 and under require adult supervision.
Do not expose the earbuds to high or low temperatures, and do not use the earbuds during a thunderstorm.
Avoid free fall or violent shock to the device. Keep the device away from sources of fire and do not place the device in water.

Frequently Asked Questions

Q : Why don’t these earbuds pair with my phone?
A : Make sure the earbuds are fully charged and powered on. Make sure your phone’s Bluetooth is enabled If there is no problem with the two points stated above, turn off the powered-on earbuds after 5 continuous and quick clicks. Put them back into the charging case and close the lip, wait for 1 minute, then open the charging case and reconnect the earbuds to the phone.
Q : Why does the music cut in or out?
A : First, keep the earbuds no more than 15m away from your phone (no obstacles). If the distance is less than 15m, follow these steps:

1. Put the earbuds back into the case and close the lid, manually click “forget the A10 Pro” on your phone
2. After 10seconds, open the charging case and reconnect these earbuds with your phone

Q : Why the earbuds still won’t be charged or disconnect from the phone after I put them in the case and close the lid?
A : Make sure the charging case is not in a low battery state.
If the charging case is in a low battery state, the earbuds will neither be charged nor disconnected. In this case, please use a type-c charging cable to fully charge the case.
Q : Are these earbuds sweat- and water-resistant?
A : These earbuds are sweatproof and slightly waterproof. For electronic devices, we do not recommend that you submerge the earbuds in water.