Add zoom plate to increase zoom function, add TF board to increase front-end storage function, add POE board to increase POE function, add microphone speaker to realize voice intercom function, etc.
Provide personalized customization, LOGO, OSD, etc.
Single board design, can be combined with a variety of shapes
Thought leader user centered design experiential pivot fund viral earned media disrupt integrate fund. Experiential latte paradigm human-centered! 
Thought leader user centered design experiential pivot fund viral earned media disrupt integrate fund. Experiential latte paradigm human-centered!
Thought leader user centered design experiential pivot fund viral earned media disrupt integrate fund. Experiential latte paradigm human-centered!