Dahua IPC-HFW2449TL-S-PV 4MP Full Color WizSense Bullet IP Camera Built-in Mic
> 4-MP 1/2.9" CMOS image sensor, low luminance, and high definition image. > Supports max. 256 G Micro SD card; built-in Mic; built-in speaker; support two-way talk. > Built-in IR LED and warm light, and the max.