System Requirements For Battery Charge Using Usb - Sony INZONE Buds Help Manual

A: USB AC adaptor
Charging starts on the headset and charging case. The indicator (orange) on the charging case lights up.
After charging is complete, the indicator on the charging case turns off.
Remove the USB Type-C cable.
About the charging time
The required time for fully charging the headset and the charging case is about 3 hours
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Time required for charging the empty battery to its full capacity. The charging time may differ depending on the conditions of use.
Charging the headset when you are outside
A rechargeable battery is built into the charging case. If you charge the charging case in advance, you can use it to
charge the headset when you go out without a power supply.
The required time for fully charging the left and right units of the headset is about 2 hours.

System requirements for battery charge using USB

USB AC adaptor
A commercially available USB AC adaptor capable of supplying an output current of 0.5 A (500 mA) or more
Personal computer
Personal computer with a standard USB port
We do not guarantee operation on all computers.
Operations using a custom-built or homebuilt computer are not guaranteed.
Recommended personal computer OS version
Windows®: Windows 10 or later
Mac: macOS 11 or later
Hint
The headset can be also charged by connecting the charging case to a running computer using the supplied USB Type-C cable.
The headset can be charged even when the USB transceiver is set in the charging case.
Note
When charging via USB, be sure to use the supplied USB Type-C cable. Using a different cable may prevent charging.
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