ZOSI 8CH 8MP 4K PoE Security IP Camera System Spotlight NVR Network AI 2TB HDD

  
This 4K 8 ports NVR can be upgraded to 16CH expandabled with a PoE switch connected(Not included). If you want to get the 5MP resolution, you need to connect a 2K or 4K TV monitor. The NVR can transmit audio only when the monitor/TV is connected via HDMI cable, otherwise the monitor/TV will have no sound output.