4CH Dahua two way Audio Digital Video Recorder

Dual-Stream Compression: Supports H.264 /H.264 and Smart H.265 formats, ensuring efficient storage usage while maintaining high-quality video performance. Audio & Talk Support: Enables digital audio-over-coax and 2-way talk functionality for real-time communication through compatible cameras. Simultaneous Video Output: Provides both HDMI and VGA outputs, allowing convenient local viewing on multiple display types. Playback & Search: Offers 8-channel synchronous playback with GRID interface and smart search features for quick and easy video retrieval. 3D Intelligent PTZ Control: Compatible with Dahua PTZ dome cameras, enabling precise automated positioning and intelligent tracking. Cloud & Remote Management: Supports cloud storage, Web Viewer access, CMS (DSS/Smart PSS), and DMSS smartphone app for remote monitoring and control. Real-Time Technology: Ensures smooth video transmission with minimal latency across all channels for reliable surveillance performance.