Audio-Technica ATH-SQ1TW True Wireless In-Ear Headphones (Popcorn White) - Manual (Page 13)

12
Charging the battery
Fully charge the battery when using for the first time.
When the rechargeable battery is running low, the voice guidance will play the message “Low battery”, and the
indicator lamp will flash in red. Charge the battery as soon as possible.
It takes about 1.5 hours to fully charge the headphones, and about 2 hours to fully charge the charging case.
(Charging times may vary depending on usage conditions.)
Charge the product in a well-ventilated place (10 to 35 °C (50 to 95°F)) away from direct sunlight. Otherwise, the
battery may deteriorate, possibly resulting in shorter periods of continuous use or may fail to charge.
Charging the headphones and charging case
1
Connect the included USB charging cable (USB Type-C side) to the battery jack of the charging case.
The included USB charging cable is designed for exclusive use with the product. Do not use any other USB
charging cable.
When inserting the USB charging cable into the USB port or battery jack, insert it directly (horizontally).
1 USB Type-A
2 USB Type-C
2
After placing the headphones in the charging case, close the cover.
3
Connect the included USB charging cable (USB Type-A side) to the computer to start charging.
While charging, the indicator lamp lights/flashes as follows. (It may take several seconds for the indicator
lamp to light.)