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Sony NW-WS623 Waterproof Bluetooth Headset Questions & Answers

Yes, it does have fast charging. Charge it for just 3 minutes and it will work for another 60 minutes. 

Customer Also Asked

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, you can connect it with phone and talk and can use as a normal Bluetooth headset.

No. Sony WS623 comes with non-removable battery. 

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