Nokia BH-606 hard reset
To repair and reset your Nokia BH-606 :
Clear settings or reset
To delete the pairings from the headset, switch off the headset, and press and hold the power key and the
answer/end key for about 5 seconds.
To reset the headset if it stops functioning, even though it is charged, connect the headset to a charger that
is connected to a wall outlet.