I. Three Core Logics and Technological Support for the Cancellation Proponent 1. Space Revolution Drives Internal Restructuring Internal space in mobile phones has become a resource more precious than gold. The 3.5mm headphone jack module occupies an average of approximately 100mm³ of space (equivalent to a 300mAh battery volume).   In 5G phones, this space … Read more

The headphone Jack female is a functional electronic switch that is a standard part. When in use, gently press the switch button to turn the switch on, and when you release your hand, the switch will be turned off. The internal structure of the headphone socket is a quasi-metallic shrapnel that is forced to spring … Read more