iPhone 7 and iPhone 7 Plus smartphone rejected the usual 3.5-inch headphone jack in favor of wireless headsets and the Lightning connector. Apple company has argued that the rejection of the ancient headphone jack allows to make mobile devices thinner .
Some people even tried to convince the dense part of the public in the presence of iPhone 7 hidden headphone jack, access to which can be obtained by simply drilling a body in the right place.
However, according to the site PCWorld certification body USB-IF has just approved specification "USB Audio Device Class 3.0", which involve the use of a symmetric connector USB Type-C for connecting headphones, headsets and speakers. The new standard will not only reduce device power consumption, but also to implement advanced features such as speech recognition.
According to developers, the failure of the "mini-jack" in favor of USB Type-C can reduce the thickness of the mobile device body by 1 mm. In addition, the device with the connector easier to make waterproof. In addition to the mobile segment, the implementation of sound transmission through a USB Type-C port will be implemented in desktop computers.