4 Camera Security System with DVR, Expandable to 12 Cameras on the Same Recorder
This kit pairs four 4K outdoor analog bullet cameras with an 8-channel hybrid coaxial DVR and a pre-installed hard drive. The DVR records to local storage with no cloud account and no subscription. Four BNC channels ship populated with the included cameras. Four channels remain open. Adding cameras uses the open channels on the existing recorder without purchasing a new unit. For buyers comparing kit sizes, the 4 camera DVR system collection page shows the 8-channel and 16-channel options side by side.
Expand Your DVR Camera System to 12 Cameras Without Replacing the Recorder
Connecting additional 4K analog BNC cameras to the four open coaxial inputs keeps the system fully wired. Connecting 4K IP spotlight cameras through the DVR network port adds active deterrence with two-way audio, siren, and bright lights to the same recorder with local storage.
4 Camera Security DVR is easily scaled to 12 cameras. No additional recorder is needed.
8-Channel Hybrid DVR with 4K Recording and Multiple Viewing Options
The TRIVAULT4K184R2 Channels: 8 analog coaxial plus 4 IP, 12 cameras maximum. Supported formats: CVBS, AHD, HD CVI, HD TVI, IP.
Analog cameras connect via BNC coaxial cable. The DVR accepts CVBS, AHD, HD CVI, and HD TVI analog cameras from 960H resolution up to 4K, so existing cameras at your property connect to the open channels without rewiring. IP cameras connect through the DVR network port. All channels record to the internal surveillance hard disk. The DVR connects to a TV or monitor using the included HDMI cable for full local live view and playback.
Store DVR Camera System Footage for Months on 3 or 4TB Local Hard Drive
The surveillance local hard drive stores footage from all active cameras simultaneously. Actual retention time depends on resolution setting, recording mode, and how many cameras are recording at one time. The DVR menu displays remaining storage space in real time. Continuous 24-hour recording, motion-triggered recording, and schedule-based recording are all configurable per channel from the DVR settings menu.
Store 4 Camera Security Systems Footage for Months
The 4K camera security system stores weeks, months of footage using the advanced H.265 compression, the latest audio codec, and a hard drive, expandable to 10TB. Customize settings like stream bitrate to optimize storage further while maintaining high video quality. H.265 ensures better clarity, smaller file sizes, and efficient bandwidth use, giving you longer recording durations without compromising performance.
4 Camera Security System with Monitor Output, 4K HDMI, 1080p VGA, and 1080p Spot Out
These security cameras with DVR and monitor output deliver 4K to the primary HDMI display, 1080p to the VGA secondary monitor, and 1080p to a third screen through the Spot output. All three outputs operate simultaneously from a single recorder.
4K Analog Cameras with Smart Illumination and AI Detection
The four FB4KPRO cameras in this kit record at 4K resolution and include Smart Illumination spotlights. Smart Illumination activates the spotlight automatically on AI-detected events. The primary function is delivering full color video at night when the AI detects a person, vehicle, perimeter intrusion, or line crossing. During the day and under adequate lighting, the cameras record in full color without the spotlight. Detection settings for all four event types are configured per camera channel in the DVR menu at Setup > AI > Detection Setup.
AI Human and Vehicle Detection with Full Color Night Video
The AI in the camera distinguishes between human movement and vehicle shapes independently. Each detection type triggers separately. Human detection identifies people moving through the camera frame. Vehicle detection identifies cars, trucks, and similar objects crossing the detection area. Both event types trigger Smart Illumination, send push notifications to the Camius View app, and log a detection event to the DVR timeline for later review.
Perimeter Intrusion Detection and Line Crossing Detection
Perimeter intrusion detection triggers an alert when an object enters a defined zone drawn in the camera frame. Line crossing detection triggers when an object crosses a defined boundary line. Both detection types are configured separately from standard motion detection. All four AI detection types, human, vehicle, perimeter intrusion, and line crossing, are set up through Setup > AI > Detection Setup in the DVR menu. Do not configure AI detection through Setup > Channel > Motion, as those settings apply to standard motion detection only and do not activate Smart Illumination.
Advanced features you get with Camius Audio Video Camera System
You can record to your cloud service (Dropbox or Google Drive). Follow this guide on how to set it up.
The Camius 4K Security DVR Recorder offers Smart and AI detection with Camius Analog and IP cameras. It supports various recording modes, including continuous, motion-detection, and scheduled recording. Use the Smart search feature to find footage by date, time, and other criteria.
Ideal for home and business use, the system supports up to 30 users with customizable authority levels.
View live footage in 4K on a 4K monitor
DVR Software and Remote Viewing from Anywhere
The included Ethernet cable connects the DVR to your router. Remote access works through the Camius View app and through a standard web browser on any PC without installing additional software. Both access methods connect to the DVR directly over your internet connection with no cloud intermediary.
DVR Camera System with Web Browser Access from Any PC
The TRIVAULT4K184R2 DVR supports live view, recording playback, and camera settings through a web browser. Access works on any PC connected to your network or remotely over the internet.
Monitor Your Security System from Anywhere with the Camius View App
The Camius View app connects to the DVR over your internet connection. Watch live video from all cameras, review recorded clips by date and time, and receive push notifications for AI-detected events. The app works on smartphones and tablets. All app features are free with no recurring fees.
4 Camera Security System Technical Specifications
8 Channel DVR Specifications:
- Model: TRIVAULT4K184R2
Channels: 12 (Analog + IP)
- Analog Channels: 8 (supports CVBS, TVI, CVI, AHD up to 4K resolution)
- IP Channels: 4 (or 12 if no analog channels are in use)
Image Control:
- Analog: Select camera type, Date & Time Format, Covert, Color settings (Hue/Brightness/Contrast/Saturation).
- IP: IR-CUT mode, IR-CUT delay, Lens Flip, Angle Flip, Backlight, 3D Noise reduction, WDR, AGC, White balance, Shutter, Time Exposure, Defog mode (subject to IP camera’s features).
Recording Bandwidth:
- In: 32Mbps ~ 96Mbps (a single disabled analog channel increases bandwidth by 8Mbps).
- Out: 96Mbps.
PTZ Support: Analog and IP digital PTZ cameras.
Motion Detection: Supports both Analog and IP cameras.
PIR Detection: Enabled for Camius IP cameras with PIR sensors.
Deterrence: Enabled for Camius IP cameras with siren and light features.
Intelligent Features:
- PID (Perimeter Intrusion), LCD (Line Crossing), SOD (Stationary Object), Sound Detection, Video Tampering.
Compression:
- Video: H.264 / H.265.
- Audio: G711A.
Display Resolution:
- Analog: 8MP @ 15fps, 5MP @ 20fps, 4MP/1080P/720P/960H @ 30fps.
- IP: 4K/4MP/1080P/720P. (Note: Single IP channel preview up to 4K @ 30fps; multi-channel preview only in Substream mode).
Recording:
- Mainstream: Analog 8MP 3840×2160 @ 10fps, 5MP @ 14fps, 4MP @ 18fps, 1080P @ 30fps NTSC, 25fps PAL (each channel).
- Substream: Analog 704×480 NTSC @ 10fps, 704×576 PAL @ 10fps, IP 1920×1080 @ 30fps (each channel).
- Mobile stream (IP channels): 640×480 @ 30fps.
Capture Settings:
- Capture resolution: 1920×1080, 1280×720, 960×480.
- Stream Type: Main/Substream.
- Alarm Quality Settings: Highest, Higher, Medium, Low, Lower, Lowest.
Network & Remote Access:
- Network: DHCP, PPPoE, Port Configuration (HTTP, Client Port, RTSP, HTTPS, UPNP, TCP).
- Remote Access: P2P (ON/OFF), DDNS, Email alerts.
- Cloud Support: Dropbox, Google Drive for video and picture uploads.
System Management:
- Device: 1 Internal SATA HDD up to 10TB capacity.
- Maintenance: Firmware upgrades, auto-reboot, and parameter management.
- Multi-User Management: Admin + 30 users.
Power & Environmental:
- Power Supply/Consumption: DC12V 2A / 11W (without hard drive).
- Operating Temperature/Humidity: 0°C~+40°C (32°F ~ 104°F) / Less than 90% RH.
Physical Dimensions: 12 x 9 x 2” (300 x 227 x 53mm).
Included:
- DVR Unit
- Power Supply
- HDMI Cable
- Network Cable
- USB Mouse
Note: Design and specifications are subject to change without prior notice. For updated information, visit www.camius.com.
4K Analog Outdoor Camera Specifications
- Camera Model: FB4KAOC
- Video Output: BNC
- Supported Modes: AHD/TVI/CVI: 8MP@7fps, CVBS: 960H
- Image Sensor: 4K High Performance 1/2.7” CMOS Progressive Scan
- Video Resolution: 3840 (H) × 2160 (V)
- Frame Rate: TVI / CVI / AHD 8MP with 15fps, CVBS 960H
- Minimum Illumination:
- 0.05lux @ F1.2 (AGC ON)
- 0Lux @ IR ON
- Lens: Fixed 3.6 mm (Max. Aperture Ratio: F1.6)
- Field of View:
- Horizontal: 91.46°
- Vertical: 46.11°
- Diagonal: 109.82°
- Minimal Object Distance: 0.66ft (0.2m)
- IR LED Distance: 66ft (20m)
- Audio: Built-in Microphone (requires Camius coaxial audio video extension cable BNCCBL-ULCL260F; compatible with Camius TriVault4K DVR R-series)
- Color Settings: Hue, Brightness, Contrast, Saturation, Sharpness
- UTC (Up The Coax): To adjust camera settings on the DVR’s display
- Video Mode: TVI/AHD, CVI, CVBS
- Format: 60Hz/50Hz
- Language: English, Spanish, etc.
- Exposure (Blacklight Compensation): Global
- AGC (Automatic Gain Control): High, Low, Middle
- Day/Night: Color or B/W mode
- AWB (Auto White Balance): Auto / Brightness, Contrast, Sharpness, Saturation
- Mirror: Default / Mirror / Flip / Rotate
- Volume: Adjustable value
- Reset: Yes
- Intelligent Features: Applicable with certain Camius 4K TriVault DVRs: Perimeter Intrusion Detection (PID), Line Crossing Detection (LCD), Sound Detection, Video Tampering
- Video Transmission: Max. 984ft / 300m (requires 5C 2V coaxial cable)
- Power Source: 12V DC (power adaptor not included)
- Power Consumption:
- ≤ 4W (with IR on)
- ≤ 0.8W (without IR)
- Operating Temperature: -22°F ~ 131°F (-30°C ~ 55°C)
- Storage Temperature: -22°F ~ 140°F (-30°C ~ 60°C)
- IP Rating: IP66
- Dimensions: Ø6.02 x 2.79” (Ø152.8 x 70.9mm)
- Net Weight: Approx. 0.72lb (325g)
Camera box contents: Camera, Mounting Kit, Drilling Template, Quick Installation Guide
Note: Design and specifications may change without prior notice. For the latest information, visit www.camius.com.



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