Headsets as a means of listening and speaking to someone over the phone have been around as a concept for many years. The first switchboard operators would use a headset in order to be able to efficiently connect callers to their desired line with either hand. However these were wired to the communication system and were also very basic in terms of the technology that they contained.
Since then the humble headset has been developed greatly, but at first glance it could appear that not a lot
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