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1. Intelligent split screen display 2. Intelligent encryption protection 3. 3 dynamic menu styles 4. Side button knob, you can zoom in and zoom out, turn pages Split screen display: scan code to connect to mobile phone, weather display, list of commonly used functions; out, and control brightness;3 dynamic menu styles: classic six-square grid menu, rotating honeycomb menu, dynamic list menu; Intelligent encryption protection: set a lock screen password;Side button knob: Twist the knob to switch pages, 320*320;1.6"IPS;full touch;3.7V/200mAh.syi