DS-4220 Pro DIGIEVER NVR is a true PC-less and 4-bay standalone NVR. It gives a complete network surveillance system with not only remote monitoring but also local display with 1080p Full HD up to 200fps outstanding monitoring performance.
DS-4220 Pro is a 4-bay Linux-embedded standalone NVR, powered by high performance Intel CPU and performs excellent network surveillance of multiple IP cameras up to 20 channels of single server and up to 144 channels of multiple servers. DIGIEVER NVR supports local display of Full HD quality, remote monitoring, megapixel recording and playback. The monitoring demands can be satisfied anywhere and anytime by local display monitoring, remote web browser monitoring, iOS and Android mobile monitoring.
With intuitive Quick Configuration, users can finish trouble free installation in only five steps in local display or web-based interface of IE browser. The Linux-embedded NVR supports schedule recording, automatic recovery, threshold of recorded videos, and video clip. Through event management, DIGIEVER NVR lets user set diversified events and actions for instant alert. Moreover, with user-friendly USB backup function, DIGIEVER NVR saves time in data duplication for emergent needs. In terms of security control, user privilege management and log system offer user detailed information for security control. All these essential features can be configured quickly in DIGIEVER NVR local display and web-based interface.
DIGIEVER NVR Powerful Network Surveillance Features
Brilliant Full HD Local Display
DS-4220 Pro DIGIEVER NVR shows perfect monitoring via local display in 1080p Full HD up to 200fps
- Various Display Modes
- Full HD 200fps Monitoring
- HD 300fps Monitoring
- Convenient Control of PTZ and Speed Dome Cameras
DS-4220 Pro offers 1/4/9/12/16/20/25 & 5+1-channel & sequential and full screen display modes. DIGIEVER NVR supports video output via either HDMI or VGA connector for high image quality local display. Users can simultaneously monitor up to 20 channels in 1920 x 1080 (Full HD) and up to 200 fps (frame rate per second) outstanding monitoring performance. Also, users can control the pan, tilt and optical zoom of IP camera in local display interface. Both monitoring and configuration can be accessed in local display.
* Frame rate in Full HD/HD local display is based on camera's compression format H.264.
** The maximum resolution in live view of local display supports up to Full HD.
*** The max. FPS might be varied from different environments.
Real-time Remote Monitoring
DS-4220 Pro DIGIEVER NVR offers instant monitoring via remote IE browser anytime, anywhere
- Multi-NVR Server Monitoring
- Multiple Web browsers
- Various Monitoring Modes
- Convenient Control of PTZ and Speed Dome Cameras
- Digital Zoom in/ Zoom out
DIGIEVER NVR lets users monitor remotely via five main browsers in Windows, including IE, Chrome, Firefox, Safari and Opera browser. In web-based interface, DS-4220 Pro offers 1/4/8/9/10/12/16/20/25/30/36/42/49 & 5+1/12+1 channel & sequential and full screen display modes and supports up to 20 channels. DIGIEVER NVR can be a multi-NVR server to connect other DIGIEVER NVR and select a maximum of 144 channels as well as simultaneously monitor other remote NVR sites without installing any extra VMS software. Also, remote monitoring offers control of PTZ camera and lets users view all preset positions of the IP camera.
Excellent Video Recording
Smart and scheduled recording
- Various Compression Formats
- Various Recording Modes
- Flexible Threshold of Recorded Videos
- Multi-stream for Monitoring & Recording
DIGIEVER NVR gives users high performance megapixel recording and supports MJPEG, MPEG-4 and H.264 formats. Users can configure different recording schedules such as continuous, schedule, event and audio recording for each camera in high megapixel recording. Users can also set recording percentage or days for keeping videos to overwrite the oldest video files automatically. Furthermore, DIGIEVER NVR supports multi-stream to let users set video format, frame rate, resolution and other features in different conditions to save bandwidth for monitoring and recording.
Efficient Event Management
Diversified events and corresponding trigger actions
- Event Recording
- E-Mail Notification
- E-Mail Video Clip
- Buzzer Alarm
- User-defined Digital Output Actions
- Events: Camera connection lost, intelligent motion detection, user-defined digital input and NVR system connection lost
- Actions: Event recording, E-Mail Notification, video clip via E-Mail, buzzer and user-defined digital output
When an event is triggered, such as motion detection or digital input, DIGIEVER NVR can take various actions such as recording video in the server and sending a video clip instantly to users by E-mail. In addition, buzzer can be enabled to sound up to 60 seconds as abnormal events occur. Users can also define digital output actions by themselves, such as fire alarm system.
Intuitive Multi-channel Playback
Intuitive playback and clear interface to view recorded video
- User-friendly Video Search by Date, Time, Channel, Normal Record, Event and Recovered File
- Frame by Frame Playback
- Exporting Recordings
- Taking a Snapshot
DIGIEVER NVR lets users search the recorded video by selecting date, time, channel number, normal record, event and recovered file. Users can select display modes with more flexibility from 1/4/9/16 for playback to have an intuitive checking on recording file. Frame by frame playback and rewind features help users to locate needed video image.
Advanced and Reliable Security System
Reliable security choices in DIGIEVER NVR
- Stable and Secure Linux-embedded System
- Detailed Log Information
- User Privilege Management
- Flexible Permission and Prohibition of IP Range for Controlling the Access
DIGIEVER NVR is a Linux-embedded operating system which is efficient to avoid virus attack and hacker intrusion. Compared with PC, Linux-embedded system offers more green and power saving. With over six clear log systems, users can do quick trouble shooting and security control of DIGIEVER NVR. As for privilege management, administrator can add multiple user groups like power user and user to configure live view and playback access. Besides, users can specify IP address or network segment to permit or prohibit specific IP address as white or black list from live view or playback access.
Dual IP Application
Advanced network system and data pretection solution
- High Security and Data Protection
- Flexible Network Environment Management
- Maximize Network Efficiency and Bandwidth Stability
DIGIEVER NVR provides a flexible network configuration as proxy function to connect different network segments, even one in WAN, one in LAN. Dual IP application allows users to maximize network efficiency and bandwidth stability for various purposes such as daily operation and surveillance usage. Dual IP application largely increases the resistibility of unauthorized data theft and the unavailability of accessing to cameras.
Smart, Simple and Mobile Enhancement
Smart enhancement brings you more convenience
- Monitoring Everywhere via iPhone and Android Operating System
- Intelligent EZ Search of NVR
- Trouble Free Installation in 5 Steps
- Easy to Use by USB Mouse and Keyboard
No matter where you are, you can monitor live view through iPhone or Android phone and control PTZ camera. Besides, with EZ Search, users can quickly find NVR in the network and connect to web-based interface. In only 5 steps, users can finish Quick Configuration in local display or web-based interface. When users connect to local display, user can manage live view and configuration easily by a USB mouse and keyboard.
Ingenious USB Backup
Configuration in advance save time for backup in convenience
- Backup with Day, Hour and Channel Preset
- Efficient Hardware USB Backup Button
Users can set a maximum of days and hours to backup the latest video files and configure the specific channels for duplication in advance. After setting the time and channels, users just need to press USB BACKUP button on the NVR and then export the video files to external USB device. When an urgent need arises, video files are backed up efficiently and quickly.
Superior Hardware Design
DIGIEVER NVR’s excellent hardware performance truly enhances your efficiency
- High Network Throughput for High Megapixel Recording
- Supports up to 4TB Storage Capacity per Hard Disk Drive
- Built-in Advanced RAID Configuration with Hot Swap Design
- Automatic Recovery from DIGIEVER NVR Power Outage
- Built-in GPIO: 4 in 2 out
DIGIEVER NVR is powered by Intel CPU for excellent megapixel recording and provides network throughput up to 360Mbps. DIGIEVER NVR also supports each hard disk drive up to 4TB. Through DIGIEVER NVR, users can configure JBOD, RAID0, RAID1, RAID10 and RAID5 in local display or web-based interface; hot swap design allows users to replace failed HDD without turning off the server. DIGIEVER NVR will also automatically recover when power resumes after an outage and recover missing file caused from power outage. On the other hand, DIGIEVER NVR supports built-in General Purpose I/O for both choices of setting digital input and output.
Various Network Services
Simple and functional complement of network video recorder
- DDNS Service
- NTP Server
- Static IP or DHCP
- Built-in DHCP
- Quick UPnP Search for Connecting Camera
- Windows Networking and FTP Service
Users can register a domain name from a dynamic DNS (DDNS) provider and enable DDNS in DIGIEVER NVR. DIGIEVER NVR supports NTP (Network Time Protocol) by selecting time zone for synchronizing the date and time. Users can set either static IP or DHCP on DIGIEVER NVR. With no need of router connection, DIGIEVER NVR supports built-in DHCP server to assign local IP addresses to other device in a local area network (LAN), which makes installation become much easier. Besides, users can add camera via quick UPnP search in LAN. With Windows networking and FTP service, DIGIEVER NVR allows users quickly access the video files.
2GB DDRIII memory
lGB Flash (DOM)
Up to 16TB (Storage Capacity per HDD : 4TB)
Number of HDD Supported
2.5"/ 3.5" SATA HDD x 4
(The standard system is shipped without HDD)
4 x hot-swappable and lockable tray
2 x Gigabit RJ-45 Ethernet port
HDD 1, HDD 2, HDD 3, HDD 4, eSATA, LAN1, LAN2
6 x USB 2.0:
Front x 1: For video backup
Front x 1 & Back x 4: Support pen drive, USB mouse, USB keyboard and USB UPS, etc.
2 x eSATA port (Reserved)
VGA x1/ HDMI x1 (for local display)
Humidity 0~95% R.H.
Input: 100-240V AC, 50/ 60Hz
K-Lock security slot for theft prevention
Operation: 54~65 W
(with 4 x 500GB HDD installed and in RAID 5 building process)
2 x quiet cooling fan (7cm, 12V DC)
H/ W Dimensions
245.8(D) x 205.3(W) x 184.94(H) mm
9.68(D) x 8.08(W) x 7.28(H) inch
Color Box Dimensions
303(D) x 250(W) x 317(H) mm
11.93(D) x 9.84(W) x 12.48(H) inch
520(D) x 325(W) x 345(H) mm
20.47(D) x 12.80(W) x13.58(H) inch
Color Box Shipping Weight
Display Mode 1/4/9/12/16/20/25 & 5+1-channel & sequential and full screen display modes
Supported ChannelsUp to
200fps in Full HD/
300fps in HD)
Local Monitoring Control
PTZ control, optical zoom, full screen display
Local ConfigurationUser can set configuration via local display interface
1/4/8/9/10/12/16/20/25/30/36/42/49 & 5+1/12+1-channel & sequential and full screen display modes
Supported ChannelsUp to
Multi-NVR Server MonitoringUp to 144 Channels
PTZ control, digital zoom, optical zoom, full screen display, video sanpshot and preset position
Audio Status SupportYes
Alarm Status SupportYes
Recording Status SupportYes
Remote Monitoring Support:IE Browser 8.0 or AboveYes
iPhone iOS 5.0Yes
Android Phone 2.3 or AboveYes
Up to 20
1․ Recording by schedule/ Continuous recording/ Event recording/
No recording/ Audio recording support
2․ Automatic recycle/ Keep video days
MJPEG/ MPEG-4/ H.264 (Depending on the camera models)
Maximum Network Throughput360Mbps (Varied in different environment)
Support maximum 4-channel playback simultaneously
Search by date, ctime, channel, normal record, event and recovered file
Play, pause, speed control, zoom in/ out, full screen display and video snapshot
Export video files in AVI format and take a snapshot
Camera connection lost, motion detection, user-defined digital input and NVR system connection lost
1. Event recording: When motion detection or digital input is triggered, video will be stored in chunks (typically 5 minutes each) in DIGISTOR NVR
2. E-Mail notification: SMTP server service for sending E-Mail
3. Video clip via E-Mail:
Pre-time of record: Up to 10 sec (Before event)
Post-time of record: Up to 10 sec (After event)
4. Buzzer: Buzzer can be enabled up to sound for 60 seconds
5. User-defined digital output
User Privilege Management
User can be assigned for different levels of privilege
Hardware log, NVR log, event log, current user log, historical user log and file access log
Specify IP address or network segment for the white and black list
Auto logout idle time limit from configuration page
USB Backup:USB BACKUPInsert external USB device into DigiStor and press USB BACKUP button in 3 seconds to duplicate the video file instantly
Network Service:Protocol SupportHTTP, TCP/IP, DHCP, Static IP, DNS, DDNS, UPnP, FTP, NTP, and SMTP
File Sharing ServiceWindows networking, FTP service
JBOD, RAID0, RAID1,RAID10 and RAID5 disk configurations
Suggested PC Requirement:
Microsoft® Windows® Vista/ 7 / 8 (32 and 64-bit)
Microsoft® Internet Explorer 8.0 or above, Chrome 31.0.1650.57m or above, Firefox 25 or above, Opera 17.0 or above, Safari5.1.7 or above
For channels under 16 : Intel® Dual core CPU 3.0 GHz or above.
For channels over 16 : Intel® i5/i7 CPU 3.3 GHz or above.
For channels under 16 :DDR3 4G or above.
For channels over 16 : DDR3 8G or above.
Suggested Switch Requirement:
Gigabit switch is highly recommended