Patent ID: 6473630
Filing Date: 2002-10-29
Classification: H02J,H04B,H04M,H04R

Abstract:
A personal electronic device outputting an audio signal comprising:a primary rechargeable battery located in said personal electronic device; a headset for providing wireless communication with said personal electronic device for transducing said audio signal into audible sound; a secondary rechargeable battery located in said headset for powering the headset; a headset charger disposed in said headset for recharging said secondary rechargeable battery from said primary rechargeable battery; an additional rechargeable secondary battery, said secondary rechargeable battery and said additional secondary rechargeable battery being interchangeable in connection to either said headset or said personal electronic device; and an internal charger disposed in said personal electronic device for charging either said secondary rechargeable battery or said additional secondary rechargeable battery from said primary rechargeable battery, said internal charger charging whichever secondary rechargeable battery is housed in said personal electronic device.