Specifications DAHUA DHI-NVR4432-XI

Features	Description
Product Type	32-Channel 1.5U 4-Bay WizMind Network Video Recorder
IP Camera Input	32 Channels
Max. Camera Resolution	Up to 32MP
Incoming Bandwidth	320Mbps without AI / 200Mbps with AI
Recording Bandwidth	320Mbps without AI / 200Mbps with AI
Outgoing Bandwidth	320Mbps without AI / 200Mbps with AI
HDD Bays	4 × SATA
AI Platform	WizMind AI by Recorder and AI by Camera

VIDEO & DECODING
Video Compression	Smart H.265+ / H.265 / Smart H.264+ / H.264 / MJPEG
Max. Decoding	1 × 32MP@25fps / 3 × 16MP@30fps / 4 × 12MP@30fps / 6 × 8MP@30fps / 8 × 6MP@30fps / 9 × 5MP@30fps / 12 × 4MP@30fps / 16 × 1080p@30fps / 32 × 720p@30fps
AI Decoding	1 × 32MP@25fps / 2 × 16MP@30fps / 2 × 12MP@30fps / 4 × 8MP@30fps / 5 × 6MP@30fps / 6 × 5MP@30fps / 8 × 4MP@30fps / 16 × 1080p@30fps / 32 × 720p@30fps
HDMI Output	1 × HDMI, up to 3840 × 2160
VGA Output	1 × VGA, up to 1920 × 1080
Multi-Screen Display	Main Screen: 1/4/8/9/16/36; Sub Screen: 1/4/8/9/16
Playback	Up to 16 Channels Synchronous Playback

AI FEATURES
Face Detection	2 Channels by Recorder
Face Recognition	2 Channels by Recorder; Camera-Based Recognition Supported
Face Database	Up to 10 Databases with 30,000 Face Images
Face Attributes	Gender / Age Group / Glasses / Expression / Face Mask / Beard
Perimeter Protection	4 Channels, up to 10 IVS Rules per Channel
SMD Plus	8 Channels with Human and Motor Vehicle Filtering
AcuPick	1 Channel by Recorder
ANPR	Camera-Based License Plate Recognition and Comparison
People Counting	Supported by Camera
Video Metadata	Human / Motor Vehicle / Non-Motor Vehicle
Heat Map	Supported by Camera
Stereo Analysis	Supported by Camera

STORAGE
HDD Interface	4 × SATA
Max. HDD Capacity	Up to 20TB per HDD
Disk Group	Supported
Backup	USB Device / Network
Storage Network	iSCSI / NAS
Recording Modes	General / Motion Detection / Intelligent / Alarm / POS
Playback Search	General / Event / Face / Motion / Target Video / Smart Playback

NETWORK
Network Ports	2 × 10/100/1000Mbps RJ45
Network Mode	Multi-Address / Load Balance / Fault Tolerance
Network Protocols	HTTP / HTTPS / TCP/IP / IPv4 / IPv6 / UDP / NTP / FTP / SFTP / DHCP / DNS / SMTP / UPnP / DDNS / SNMP / RTSP / P2P / Multicast
ONVIF	Profile T / S / G / M
Third-Party Camera Support	ONVIF / Panasonic / Sony / Axis / Arecont / Pelco / Canon / Hanwha
Mobile Access	iOS / Android
Browser Support	Chrome / Edge / Firefox / Safari

AUDIO & ALARM
Audio Input	1 × RCA
Audio Output	1 × RCA
Audio Compression	G.711a / G.711u / PCM / G726
Alarm Inputs	16 Channels
Alarm Outputs	4 Channels
Alarm Output Type	3 × Relay Output + 1 × 12V 1A Output
Alarm Events	Motion / Camera Offline / Storage Error / Disk Full / IP Conflict / Tamper / Face / Perimeter / SMD / License Plate

INTERFACE
USB	1 × USB 2.0 Front + 1 × USB 3.0 Rear
RS-232	1 × RS-232
RS-485	1 × RS-485
HDMI	1 × HDMI
VGA	1 × VGA
Network	2 × Gigabit Ethernet RJ45

POWER & PHYSICAL
Power Supply	100–240V AC, 50/60Hz
Power Consumption	<10W Without HDD
Form Factor	1.5U Rackmount
Dimensions	440 × 411.2 × 76mm
Net Weight	4.28kg
Operating Temperature	-10°C to +55°C
Storage Temperature	-20°C to +60°C
Operating Humidity	10%–93% RH, Non-Condensing

Note: The DHI-NVR4432-XI is a 32-channel WizMind Network Video Recorder designed for high-performance IP surveillance systems, supporting up to 32MP cameras, 4 SATA HDDs, advanced AI analytics and 320Mbps network bandwidth.

Important: Network bandwidth is rated at 320Mbps with AI disabled and 200Mbps when AI functions are enabled. HDD capacity and actual recording performance may vary depending on camera settings, resolution, bitrate and operating conditions.