Neuro Linker, Accel World Wiki

A Neuro Linker (ニューロリンカー, Nyūro Rinkā) is a collar like personal computer that can communicate wirelessly with the user's brain. It has two functions: "Virtual Reality" and "Augmented Reality". Virtual reality is more of an own created world, a network that everyone can use. Virtual reality will transport the users avatar in a local network where they can play many simulated games or to have a talk with other virtual avatars. Augmented Reality is more of a specter reality, as example the "Brain

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