WizSense Dahua DHI-NVR4216-EI 16CH 1U AI 2xSATA NVR up to 20TB 16 MP

DHI-NVR4216-EI 16CH 1U 2HDDs WizSense Network Video Recorder

The Dahua DHI-NVR4216-EI network video recorder is part of the NVR4000-EI series and supports 16 IP channels with advanced AI features. The device offers high bandwidth, powerful video analysis functions and support for up to two hard drives.

• Supports up to 16 IP channels.
• Maximum throughput: up to 256 Mbps with AI functions disabled.
• Maximum camera resolution of up to 16 MP.
• AI by DVR: face detection, face recognition, perimeter protection, SMD PLus.
• AI by camera: face detection, face recognition, perimeter protection, SMD, ANPR, people counting, stereo analysis, heat map.
• Supports two SATA drives with a total capacity of up to 20 TB.

Series description and application

The NVR4000-EI series is a new generation of network video recorders with high decoding capabilities and high throughput, featuring precision face recognition, perimeter protection and SMD functions that distinguish between vehicles and people in real time according to the manufacturer's documentation. The DVRs in this series work with selected Dahua IP cameras, enabling, among other things, the use of Quick Pick technology to quickly search and select human and vehicle targets.

AI features and intelligent search

The DHI-NVR4216-EI uses WizSense technology with deep learning algorithms to perform functions such as face detection and recognition, perimeter protection, SMD PLus and AI intelligent search. The recorder supports up to 10 face databases with up to 20,000 images, and can search recordings by object attributes and event types to speed up video analysis, according to the manufacturer's documentation.

Technical data table

Technical data source:manufacturer's documentation DAHUA datasheet of model DHI-NVR4216-EI Dokumentacja producenta

FAQ - frequently asked questions

• How many IP channels does the DHI-NVR4216-EI DVR support?
  The DVR supports 16 IP channels according to the manufacturer's documentation.
• What is the maximum network bandwidth with AI functions disabled?
  With AI functions disabled, the maximum throughput is 256 Mbps for incoming stream, 256 Mbps for recording and 256 Mbps for outgoing stream.
• What is the maximum network throughput with AI functions enabled?
  With AI functions enabled, the throughput is 180 Mbps for incoming stream, 180 Mbps for recording and 180 Mbps for outgoing stream.
• What maximum camera resolution does the DVR support?
  The DVR supports IP cameras with up to 16 MP resolution according to the manufacturer's documentation.
• How many face databases can be configured?
  Up to 10 face databases can be configured.
• How many face images can be stored in the databases?
  A total of up to 20,000 face images can be stored with a total capacity of 2.5 GB.
• What face attributes are supported?
  Supported facial attributes include gender, age group, glasses, facial expression, mask, and beard.
• What video compression formats does the DVR support?
  The DVR supports Smart H.265+, H.265, Smart H.264+, H.264 and MJPEG.
• What audio compression formats are supported?
  The supported audio compression formats are G.711a, G.711u, PCM and G726.
• How many hard drives can be installed in the DVR?
  The DVR has 2 SATA ports for hard drives.
• What is the maximum total capacity of the hard drives?
  The maximum total capacity of HDDs is up to 20 TB, with the maximum HDD capacity depending on the ambient temperature according to the manufacturer's documentation.
• What video ports are available on the device?
  The device has one HDMI output and one VGA output.
• What resolutions does the HDMI output support?
  The HDMI output supports resolutions of 3840 × 2160, 1920 × 1080, 1280 × 1024 and 1280 × 720.
• What resolutions does the VGA output support?
  VGA output supports 1920 × 1080, 1280 × 1024, and 1280 × 720 resolutions.
• What are the available recording modes?
  The available recording modes are general mode, motion detection, smart mode, and alarm mode.
• What recording archiving methods are supported?
  The DVR supports archiving to USB devices and over the network.
• What are the basic system alarms?
  Basic alarms include motion detection, privacy masking, video loss, scene change, PIR alarm and external IPC alarm.
• What are the anomaly alarms?
  Anomaly alarms include disk error (no disk, disk error, low space, low space allocation, incorrect disk status), network disconnection, IP conflict, MAC conflict, video loss, video tampering, offline camera, and audio detection.
• What is the operating temperature of the DVR?
  The operating temperature is from -10 °C to +55 °C.
• What are the dimensions of the DVR?
  The dimensions of the DVR are 375 mm × 284.3 mm × 53 mm (width × depth × height).

The DHI-NVR4216-EI DVR provides support for 16 IP channels, AI-based video analytics functions, and flexible archiving and playback capabilities, according to the manufacturer's documentation. The device is suitable for operation in a wide temperature range, has numerous communication interfaces and meets the required certification standards.