Alpine Electronics Inc SVH300UW Manuale Utente

Press the power button to turn on the headphones. A white light will appear for 2 seconds, 
and then will blink to indicate the headphones are on.  

To turn off the headphones, press the power button.

When there is no audio for 45 seconds, the headphone power automatically shuts off.

The power button turns red to indicate low power and the need to charge the headphones.

Blinking

Red

White

Black

Power Off

Power On

Battery OK

Battery Low

Need to Charge

Power On -

Power On -

Blinking