Hands free headset which authenticates itself to a portal by transmitting stored identification data via mobile phone or computer
GB0705227D0
Personal Communications Systems
EP1905221A1
Hands-free device producing a spoken prompt with spatial effect
WO2006136266A1
Headset or hands-free set for mobile telephones monitoring voice mail messages in real-time and offering the option to take over conversation with the caller
WO2006103269A1
Multifunction arm for a wireless telephone earphone
