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US6078825A Modular wireless headset system for hands free talking 失效
模块化无线耳机系统,免提通话

Modular wireless headset system for hands free talking
摘要:
A wireless headset system for use with, e.g. mobile phones, and which incorporates a wireless headset which communicates with a base station via magnetic inductive coupling or radio frequency signals to dial and send or receive calls via a conventional phone, e.g. a mobile phone, attached to the base station. In one embodiment, the mobile phone is carried in the base station which is worn by the user.
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