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Sony NW-WS623 Waterproof Bluetooth Headset Questions & Answers

Sony WS623 has 4GB internal memory and you can further expand it up to 16GB with the help of MicroSD card. 

Customer Also Asked

No. Sony NS-WS623 does not have FM radio.

You can check the charging status with the lamp ( 3 ).

While the battery is charging: orange when charging is complete: green

Yes, Sony NS-WS623 is meant for the rough usage and it is both - waterproof and dustproof.