Apple's latest iPhone 6 and iPhone 6 Plus do not use the legendary sapphire glass screen, which indeed makes many users very disappointed and sad, but it doesn't matter, because vivo will take the lead in launching sapphire screen phones in China, so that users can experience the excellence of sapphire screens. Hi Fi · King of KTV X5, as the latest sequel of the extreme Hi Fi thin X series released by vivo, not only continues the extreme Hi Fi function of vivo, with built-in customized CS4398 top audio processing chip, but also is equipped with YAMAHA top digital surround sound signal processing chip YSS205X-CZE2, becoming the hottest KTV artifact in the market at present, The exclusive limited edition of its sapphire screen will also be pre sold in the flagship store of Vivo Tmall on September 22 and officially launched on October 15.