This device is a network video recorder from Hikvision, specifically model DS-7732NXI-K4(D). Here are the complete and detailed technical specifications for this model: 1. Channels and Network Connectivity - Number of Channels: Supports connection of up to 32 IP network cameras. - Bandwidth: - Incoming bandwidth: Supports up to 256 Mbps. - Outgoing bandwidth: Supports up to 160 Mbps. - Network Ports: Features two self-adaptive Ethernet interfaces (2x RJ-45). 2. Display Quality and Decoding (Resolution) - Supported Recording Resolution: Supports very high-resolution cameras, from standard resolutions up to 12MP (12MP / 8MP / 6MP / 5MP / 4MP / 3MP / 1080p, etc.). - Video Outputs (Monitors): Includes two independent outputs: - HDMI port: Supports display resolution up to 4K (3840 × 2160). - VGA port: Supports display resolution up to 1080p. - Compression Formats (Encoding): Supports advanced smart codecs that save storage space up to 75%: H.265+ / H.265 / H.264+ / H.264. 3. Capacity and Storage - Hard Drive Bays: Features 4 internal SATA ports for connecting hard drives. - Supported Capacity: Supports hard drives with a capacity of up to 16TB per SATA port (for a very large total storage capacity). 4. Smart Features and Artificial Intelligence (AcuSense AI) - This device belongs to the renowned AcuSense series, offering advanced AI analytics including: - Motion Detection 2.0: Available on all channels, accurately distinguishing between human and vehicle motion to reduce false alarms caused by trees, animals, or lighting. - Perimeter Protection: Video analysis on 2 channels for accurate detection of intrusions and security fences. - Facial Recognition: Supports image comparison and search, with the ability to create up to 16 face databases accommodating a total of 20,000 facial images. 5. Additional Ports and Power - USB Ports: Includes 3 ports (two USB 2.0 ports in the front, and one high-speed USB 3.0 port in the rear). - Audio Inputs/Outputs: RCA port (Audio In / Audio Out) for bidirectional audio support. - Alarms: Features external alarm connection ports (16 alarm inputs / 4 relay outputs). - System Management: Supports the Hik-Connect app for easy remote monitoring and control via phone. - Power Supply: Operates directly on AC power (100 to 240 VAC).