Samsung AWEP301JSECSTA - Manual (Page 7)

4
Put the adapter into the jack on the headset
and into the electrical outlet.
Charge the headset until the red indicator
light turns blue.
To turn the headset on, press and hold the Multi-function
button until the blue indicator light flashes 4 times.
To turn the headset off, press and hold the Multi-function
button until both blue and red indicator lights flash.
Charging the headset
Do not attempt to charge the headset with anything
other than the adapter provided.
You can use your headset while charging.
Turning the headset on or off