Patent ID: 8483400

Claim:
A wireless headset device comprising: a first ear piece comprising a first speaker; a second ear piece comprising a second speaker; a control box comprising control box circuitry, wherein the control box is separate from the first and second ear pieces; a first cable connected at one end to the first ear piece and connected at another end to the control box; and a second cable connected at one end to the second ear piece and connected at another end to the control box, wherein: the control box circuitry comprises a short-range radio transceiver, a codec, and a power management unit; and the first ear piece further comprises a first battery connected to supply power to the power management unit by means of the first cable, wherein: the second ear piece further comprises a second battery connected to supply power to the power management unit by means of the second cable; and the batteries in the first and second ear pieces are electrically connected in parallel.