Dolby headset technology was born.

1996, lake company decided to popularize and apply its unique patented signal processing system. Digital multi-channel surround sound technology has played a powerful role in promoting. This technology was originally developed for cinemas, and then Dolby Laboratories introduced it to home theaters through laser discs and emerging DVD formats.

1997, Lake Personal Surround was born, which is the basis of the so-called Dolby headset technology. Lake began to contact Dolby Laboratories, hoping to have a potential channel to provide their technology to Dolby's certified manufacturers. Deeply impressed by Lake's achievements, Dolby Laboratories agreed to help Lake further improve this technology, and recommended this technology to a large number of consumer electronics products and PC manufacturers under the umbrella of Dolby Certification Scheme.

Therefore, Dolby earphone technology is produced, which is a low-cost signal processing system, and any ordinary earphone can realistically simulate the surround sound system of five speakers.