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Plantronics office headset on its charger. In the 1980s, Plantronics created a line of cordless products using infrared technology. Though the technology utilized was the same one being used by television remote controls, the link did not require a Federal Communications Commission (FCC) telecommunications approval. One of the first products ...
Connectivity: Bluetooth, Micro-USB, 3.5 mm stereo headset jack, extension port Dimensions: 161 × 57 × 100 mm Input: 9 digital buttons, 2 analog triggers, 2 clickable analog sticks, accelerometer, D-pad, gyroscope, two-point capacitive clickable touchpad Mass: 210 g November 15, 2013 [35] [36] Xbox Wireless Controller: Xbox One, Xbox Series X/S
A typical example of a headset used for voice chats. A headset is a headphone combined with a microphone. Headsets provide the equivalent functionality of a telephone handset with hands-free operation. Among applications for headsets, besides telephone use, are aviation, theatre or television studio intercom systems, and console or PC gaming.
The first edition of The Merck Manual was published in 1899 by Merck & Co., Inc. for physicians and pharmacists and was titled Merck's Manual of the Materia Medica. [6] [7] The 192 page book which sold for US $1.00, was divided into three sections, Part I ("Materia Medica") was an alphabetical listing of all known compounds thought to be of therapeutic value with uses and doses; Part II ...