项目内容4MP 1/2.8 "High Performance CMOS sensor；
*2x 2MP 1/2.8-inch high-performance CMOS sensors
HD resolution, clear and delicate image；
Support picture in picture display；
Support human shape and intelligence (line mixing, area care, etc.)；
Dual light warning, full-color day and night, infrared night vision and other modes can be switched at will；
External storage TF card slot, which can support 128G at most；
