Fantomas1231231

try re-pair the headset with its dongle. There's a reset button on the dongle, you will need to use a paper clip or something similar to be able to reach the button to depress it. - With the dongle connected to the computer. Press and hold the reset button on the dongle for 5 seconds. - Connect the headset with the usb cable then connect it to the computer. - Press and hold the power button until the light on the dongle stay solid and stop blinking. lo vi en el foro en ingles y me sirvió. me paso exactamente lo mismo que a ti