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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. 

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Hold down the button 1 for 3 seconds.

You will hear the startup sound.

When the Walkman turns on, the lamp (2) lights up.

No. It does not have remote control.

Sony WS623 comes with LED indicator. If it is not fully charged and require charging - it will show orange light and when it is fully charged - it will show green light. 

Connect the USB cable (supplied) to the USB cradle (supplied). Then, attach the Walkman to the USB cradle.

Make sure to connect the terminals ( 1 and 2 ).