Dahua IPC-HDBW2841R-ZS 8MP Varifokal 5x Zoom Mic Dome IP Kamera PoE SMD Plus
> Alarm: 1 in, 1 out (Only - ZAS supports); audio: 1 in, 1 out (Only - ZAS supports); supports max. 256 G Micro SD card; built in MIC. > SMD Plus. > Built-in IR LED, and the max. illumination distance is 40 m.