Telecamera IP Dahua IPC-HDW2441TM-S 4MP WizSense MIC POE sostituire IPC-HDW2431TM-AS-S2
> 4-MP 1/2.9" CMOS image sensor, low luminance, and high definition image. > Supports max. 256 G Micro SD card; built in MIC. Support batch order. we have very professinal engineer, can help you set online.