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Sony NW-WS623 Waterproof Bluetooth Headset Questions & Answers

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

Yes, Sony NS-WS623 does have NFC connectivity option.

Hold down the button 1 for 3 seconds.

You will hear the startup sound.

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

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