SPRO B4 8MP 8 Channel 5in1, POC

SPRO B4 8MP 8 Channel 5in1, POC
 SPRO B4 8MP 8 Channel 5in1, POCSPRO B4 8MP 8 Channel 5in1, POC 

Part Number:  DHDVR12-B4-V2-0TB
Brand:  SPRO
Recorder Resolution  8MP
Audio over co-ax  On each channel
Tripwire  Yes
Intrusion  Yes
Face detection  Yes
BNC Channels  8 Channel
Extra IP Channels  4 Channel
POC  Yes
Smart Dual Illumination Supported  No


PLEASE NOTE: This POC DVR does not support BALUNS

The SPRO B4 8MP 8 Channel POC DVR combines advanced technology with a sleek design. Offering power over coaxial cable capability, it streamlines setup by delivering power, video and audio through one cable. With 8 BNC channels and the flexibility to incorporate an additional 4 IP channels via the local network, it accommodates up to 12 cameras for display and recording on the device.  

Key Features

  • 12 channel recording (8 channel BNC + 4 channel 8MP IP)
  • 5 IN 1 (CVI / TVI / AHD / ANALOGUE / IP)
  • P2P (no port forwarding requirement) 
  • 8MP IP real-time recording
  • ONVIF 2.4 compatible
  • IP spot via network (no convertor required)
  • 9 channel playback at the same time
  • Max 12 channels IP camera input, each channel up to 8MP, Max 48Mbps Incoming Bandwidth
  • PTZ control over 1 co-ax cable (mouse control on DVR - area zoom & scroll zoom)
  • Instant playback on one channel when others are on live viewing
  • Smart search & email notification (snapshot)
  • Intelligent feature: Facial & Tripwire detection (BNC channel only)
  • Backup footage by video clip while viewing playback


Check out the SPRO video academy.

Model Number DHDVR12-B4-V2
Main Processor Embedded processor
Operating System Embedded LINUX
Video & Audio
Input 12 channel (8 x BNC + 4 x IP)
Standard - BNC 8 channel CVI/ TVI/ AHD/ ANALOGUE
Standard - IP 4 channel (up to 8 Megapxiel IP)
Analog Camera Input 8 Channel, BNC
HDCVI Camera 4K, 4MP, 1080P@25fps, 720P@50fps, 720P@25fps
AHD Camera 2MP@25fps, 720P@25fps
TVI Camera 2MP@25fps, 720P@25fps
IP Camera Input 4 Channel, each channel up to 8MP
Audio In/Out 1/1 RCA, Audio over co-ax supported on all BNC Channels
Two-way Talk Reuse audio in/out, RCA
Interface 1 HDMI, 1 VGA
HDMI Resolution 38402160, 25601440, 19201080, 12801024, 1280720, 1024768
VGA Resolution 19201080, 12801024, 1280720, 1024768
Display Split 1/ 4/ 8/ 9/ 16
OSD Camera title, Time, Video loss, Camera lock,
Motion detection, Recording
Video Compression H.264+/ H.264
Resolution 4K, 4MP, 3MP, 1080P, 720P, 960H, D1, CIF, QCIF
Record Rate - Main Stream 4K(7fps), 4MP(15fps), 1080P/ 720P/ 960H/ D1/ CIF/ QCIF (25fps)
Record Rate - Extra Stream 960H (1~15fps), D1/ CIF/ QCIF (1~25fps)
Bit Rate 1Kbps ~ 8192Kbps Per Channel
Record Mode Manual, Schedule (Regular, Continuous), MD (Video detection:
Motion Detection, Video Loss, Tampering), Alarm, Stop
Record Interval 1~60 min (default: 60 min),
Pre-record: 1~30 sec, Post-record: 10~300 sec
Audio Compression AAC (only for the 1st channel), G.711A, G.711U, PCM
Audio Sample Rate 8KHz, 16 bit Per Channel
Audio Bit Rate 64Kbps Per Channel
Video Detection
Trigger Events Recording, PTZ, Tour, Video Push, Email, FTP, Snapshot,
Buzzer and Screen Tips
Video Detection Motion Detection, MD Zones: 396 (22 18), Video Loss,
Tampering and Diagnosis
Playback & Backup
Sync Playback 1/ 4/ 9
Search Mode Time/Date, MD & Exact search (accurate to second)
Playback Functions Play, Pause, Stop, Rewind, Fast play, Slow play, Next file, Previous file,
Next camera, Previous camera, Full screen, Repeat, Shuffle,
Backup selection, Digital zoom
Backup Mode USB Device/Network
Interface 1 RJ-45 port (100M)
Network Functions HTTP, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP
Filter, PPPoE,DDNS, FTP, Alarm Server, P2P,IP Search
Max. User Access 128 users
Smart Phone iPhone, iPad, Android Phone
Interoperability ONVIF 2.4
Internal HDD 1 SATA port, up to 6TB
Auxiliary Interface
USB Interface 2 ports(1 Rear), 1 USB 3.0 & 1 USB 2.0
RS485 1 port, For PTZ Control
Power Supply DC48V/1.5A
Power Consumption <10W (without HDD)
Working Environment -10C ~+45C / 10%~90%RH
Dimensions 325mm 255mm 55mm
Weight 1.35KG (without HDD)

Through our logistic partners we are able to deliver to most areas in the UK on a next business day service.
Our standard cut off time on the website for standard next day delivery is 4pm but you will still be able to call our sales team anytime up to 5pm to place an order.
We also offer a premium next day pre 12pm and pre 10:30am service to these areas as well as a Saturday and Saturday pre 10:30am delivery. For areas outside of here, such as the Highlands, Isle of Man and Channel islands we are able to provide a 2 business day service.

For orders outside of the UK please call +44 (0)1438 909168 to speak to a member of the team who will be able to assist you.


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