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The Razer DeathAdder gaming mouse introduced in 2006 is the company's most popular mouse line by sales, [47] having sold over 20 million units worldwide by June 2024. [48] Razer mice are used by around 8% of professional first-person shooter gamers. [49] In 2021, Razer introduced a new 8 kHz "HyperPolling" technology to power the Razer Viper 8K ...
Two pins are used for the mono headphone signal and two pins for the unbalanced microphone signal. The 4-pin XLR connector is also commonly used on amateur radio microphones, but transferring unbalanced audio instead, and using the 4th pin (with the common ground) for a push-to-talk (PTT) circuit activated by a button on the microphone.
A throat microphone, also called a laryngophone, is a type of contact microphone that absorbs vibrations directly from the wearer's throat by way of single or dual sensors worn against the neck. The sensors, called transducers , can pick up speech even in extremely noisy or windy environments, such as on a motorcycle or in a nightclub .
A crowd of protesters engaging in the "human microphone" on 30 September 2011, at Occupy Wall Street. A human microphone, also known as the people's microphone, is a means for delivering a speech to a large group of people, wherein persons gathered around the speaker repeat what the speaker says, thus "amplifying" the voice of the speaker without the need for amplification equipment.