Patent ID: 8483401

Claim:
A wired headset device comprising: a first ear piece comprising a first speaker and a first microphone; a second ear piece comprising a second speaker and a second microphone; a control box comprising control box circuitry, wherein the control box is separate from both the first and second ear pieces; a first cable connected at one end to the control box and connected at another end to the first ear piece; a second cable connected at one end to the control box and connected at another end to the second ear piece; and a connector for connecting the control box to a third cable, wherein the third cable is for connecting the control box to a phone or media player, wherein: the control box circuitry comprises noise cancellation circuitry for noise cancellation processing of signals provided by the first and second microphones; the control box circuitry comprises a power management unit; the first ear piece further comprises a first battery connected to supply power to the power management unit by means of the first cable; 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.