8 Channel 1U Network Video Recorder and H.265+ - NVR5208-EI - Dahua The NVR5208-EI is a powerful NVR recorder equipped with a main processor. It operates on Linux. With 8 channels, this device uses the local network or the Internet as its operating interface. It features HDMI video outputs up to 3840 x 2160 and VGA up to 1920 x 1080, and it adopts H.265+ image compression. It can provide an image with a maximum resolution of 32 Mpx. This recorder includes a perimeter protection function that filters false alarms when combined with IP cameras. Utilizing IVS technology, the recorder is capable of detecting and analyzing moving objects for enhanced video surveillance. Image searches in recordings can be done either by channel by time or by attribute. Thanks to its intelligent video analysis function, this recorder can also detect line crossing. It can perform object behavior analysis and people counting as well. This device is accessible via smartphone as well as through a web browser. The recorder is equipped with 2 SATA ports allowing for storage of up to 16 TB per disk. It supports an RCA input/output connector with voice intercom output. There are 4 alarm input channels and 2 alarm output channels available. This recorder also features additional auxiliary connectors, including an RS 232 port, an RS485 port for PTZ control, and two USB ports for backups.