The Hikvision DS-7764NI-M4 is a high-performance 64-channel 1.5U 8K Network Video Recorder (NVR) from Hikvision's Ultra Series. Designed for large-scale surveillance applications, it supports ultra-high-definition video recording, advanced decoding capabilities, and robust storage options, making it suitable for enterprise-level security systems.

🔑 Key Features

• Camera Inputs: Supports up to 64 IP camera inputs with resolutions up to 32 MP. In ultra HD mode, it supports up to 8 channels at 32 MP or 24 MP resolution.

• Video Compression: Compatible with H.265+, H.265, H.264+, and H.264 formats, optimizing storage and bandwidth usage.

• Decoding Capability:

  • 2 channels at 32 MP (30 fps) + 2 channels at 8 MP (30 fps)

  • 10 channels at 8 MP (30 fps)

  • 20 channels at 4 MP (30 fps)

  • 40 channels at 1080p (30 fps)

• Bandwidth: Supports up to 400 Mbps incoming and outgoing bandwidth, ensuring smooth data transmission.

• Video Outputs:

  • HDMI 1: Up to 8K (7680 × 4320) at 30Hz

  • HDMI 2: Up to 4K (3840 × 2160) at 60Hz

  • VGA: Up to 1920 × 1080 at 60Hz

  • Note: When HDMI 1 output is set to 8K, HDMI 2 output supports up to 1080p.

• Synchronous Playback: Allows for 16-channel synchronous playback.

• Storage:

  • 4 SATA interfaces, each supporting up to 16 TB HDDs, totaling up to 64 TB of storage.

  • 1 eSATA interface for additional storage expansion.

• Audio Support:

  • 1 RCA audio input and 1 RCA audio output.

  • Supports two-way audio communication.

  • Audio compression formats: G.711ulaw, G.711alaw, G.722, G.726, AAC, MP2L2.

• Network Interfaces:

  • 2 RJ-45 10/100/1000 Mbps self-adaptive Ethernet interfaces.

  • Supports various network protocols including TCP/IP, DHCP, IPv4, IPv6, DNS, DDNS, NTP, RTSP, SADP, SMTP, SNMP, NFS, iSCSI, ISUP, UPnP™, HTTP, HTTPS, ONVIF (Version 2.2), and OTAP.

• Alarm and Control Interfaces:

  • 16 alarm inputs and 9 alarm outputs.

  • 2 RS-485 interfaces (half-duplex) and 1 RS-232 interface for external device integration.

• USB Interfaces:

  • Front panel: 2 × USB 2.0 ports.

  • Rear panel: 1 × USB 3.0 port.

• Power Supply: 12 VDC.

• Chassis: 1.5U rack-mountable design.

• Weight: ≤ 5 kg (11 lb.).

📱 Remote Access and Management

• Mobile Applications: Compatible with Hik-Connect for remote viewing and management via smartphones and tablets.

• Software Support: Integrates with Hikvision's iVMS-4200 and HikCentral for centralized system management.

• Web Access: Supports web access without the need for additional plug-ins.

💡 Use Cases

• Enterprise Surveillance: Ideal for large-scale installations requiring high-resolution video recording and extensive camera coverage.

• Critical Infrastructure Monitoring: Suitable for monitoring critical infrastructure facilities where high-definition video and reliable storage are essential.

• City Surveillance: Applicable for urban surveillance projects needing extensive camera integration and high storage capacity.

For more detailed information, you can refer to the official product page: Hikvision DS-7764NI-M4.

If you need assistance comparing this model with other Hikvision NVRs or have specific requirements, feel free to ask!