Sony NS-WS623 is available only in the Black color.
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.
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.
