Asus PadFone - Manual (Page 6)

Turning your PadFone Styus Headset
on or off
To turn your PadFone Stylus Headset on:
Press the multi-function button for about 2 seconds. When
you turn it on for the first time, the LED quickly flashes red
and blue alternately to indicate that is in the pairing mode
and is discoverable by other Bluetooth devices.
To turn your PadFone Stylus Headset off:
Press the multi-function button for about 3 seconds until the
LED turns red.
LED
Multi-function
button