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Jabra's manufacturing plant is located in China. [8] In 2006, GN consolidated its Contact Center and Office headset division under the Jabra brand. A restructuring in 2008 established two divisions within Jabra, later named Enterprise and Consumer. This restructuring facilitated a greater focus on business-to-business and consumer markets ...
General 3.5 mm computer headsets come with two 3.5 mm connectors: one connecting to the microphone jack and one connecting to the headphone/speaker jack of the computer. 3.5 mm computer headsets connect to the computer via a sound card, which converts the digital signal of the computer to an analog signal for the headset. USB computer headsets ...
acoustic gain is up to 30 dB (with a standard headset); complete invisibility (smartphone is not associated with a hearing aid); ease of use (no need to use additional devices, batteries and so on.); Fast switching between the external headset and phone microphone; free distribution of applications. High duration of the battery;
Charles Edmond Prince led the development of throat microphones for the British during World War I for use in the noisy and windy environment of aircraft cockpits. Over a 3 year period from 1915-1918 they went through a series of prototype and production handheld "airplane telephones" before arriving at a hands free throat mic incorporated into a leather flying helmet.