LOREX 4k Ultra Hd Digital Video Recorder User Guide
- June 7, 2024
- Lorex
Table of Contents
4K ULTRA HD DIGITAL VIDEO RECORDER
4K recording with advanced motion detection technology
Record and view impressive 4K video with this powerful recorder, providing Ultra HD resolution with superior detail and definition. This recorder also features advanced person/vehicle motion detection available on up to four channels, so you only receive alerts important to you. Smart Search allows you to filter motion events by area, time/date and person/vehicle, saving time when reviewing footage. With convenient voice control and smart home compatibility, 4K resolution, and advanced motion detection, this recorder covers all the bases.
Picture Perfect
See more and know more with superior definition and detail
- Capable of recording up to 4K (8MP) Ultra HD Resolution on all cameras¹
- Digitally zoom in on distant objects for better clarity³
- Expand your security system with both 8 and 16 channel recorder options
Advanced Person/Vehicle Detection
Be alerted when a person/vehicle is on your property
- Reduce unnecessary alerts and false alarms with advanced motion detection8
- Get push notifications when motion from a person/vehicle is detected6 (Available on up to 4 channels)
- Use Smart Search to filter motion events for reviewing footage quickly and easily
- A panic button is located on the recorder to activate all lights and sirens on your cameras4
Home is where the smart is
Enjoy the convenience and control of smart home compatibility and voice
control features
- Quickly access footage and features with simple voice commands (Compatible with: Amazon Alexa and Google Assistant)7
- View live or recorded video directly on your TV with smart home compatibility (Compatible with: Apple TV and Chromecast)
No Fee Local Video Storage
Keep your footage private and secure
- Local built-in security-grade hard drive ensures only you can access your footage
- Ample storage space with no monthly cloud fees
- Heavy-duty hard drive designed to handle the workload of 24/7 monitoring
Features
4K (8MP) capable
Stay
connected with the Lorex Home app
Person/vehicle
motion detection
Smart
home/voice control compatible
D841 Series lorex.com
Product Specifications
General
Video Transmission Technology HD Analog
Channels 8/16 Channels
Inputs/Outputs
Video Input(s) 8/16 × 1Vp-p, CVBS, 75ohms, BNC Type
Video Outputs(s)8 1 × VGA, 1 × HDMI
Audio Input(s) 1 ch: in RCA
Audio Output(s) 1 ch: out RCA
Display 8
Display Output Resolution Up to 4K1
Live Display 8 ch: 1,4,8, 16 ch: 1,4,8,9,16
Live Display Speed (Max) 8 ch: 240fps NTSC, 200PAL, 16 ch: 480fps NTSC,
400PAL
OSD On/Off
System Navigation USB Mouse
Recording
Recording Resolution 4K (8MP), 5MP, 4MP, 3MP, 1080p, 720p
Recording Frame Rate 8/16ch: 4K@7fps; 5Mp@12fps; 4MP/3MP@15fps; 1080P@
25/30fps (NTSC)
Recording Schedule Per Channel by, Continuous/ Motion/Advanced Motion
(Person/Vehicle)/Alarm/Day/Hour
Back-up File Format DAV/AVI/MP4 file
Video Compression H.265/H.264
Playback
Simultaneous Playback 8/16 ch: Up to 4 Channels
Playback Speed Variable Max 16×
Search By Time/Date, All Motion Events or
Smart Motion (Person/Vehicle), Area Search (Smart Search)
Storage
Hard Drive Bays 1 Bay
Hard Drive Capacity Up to 1 × 8TB (SATA)
Backup Media USB Flash Drive & USB HDD
Special Features
Smart Motion Detection Person/Vehicle Smart Motion Detection (enabled
only on channels 1-4)6
Smart Search Yes
Third Party Integrations Google Assistant™, Amazon Alexa™
Smart Home 7
Voice Control Amazon Alexa, Google Assistant
Streaming Options Chromecast, Apple TV, Amazon, Echo Show,
Google Home Hub
Connectivity
Mobile Viewing Android, iOS
Compatible APP Lorex Home™
PC/Mac Remote Viewing Yes/Lorex Home
Email Notification Text and Snapshot
Network Interface 10/100 Base-TX, RJ45
DDNS Yes (Optional)
USB interface USB 2.0 × 2
Additional Specifications
FW Upgrade USB/Network
Watchdog Function Yes
Power Consumption < 10W (Excl. HDD)
Supply Voltage 12V/2A
Unit Dimensions 12.9 × 9.6 × 2.1” /
(W × D × H) 328 × 245 × 53mm
Unit Weight 2.75 lbs / 1.26Kg (Excl. HDD)
Operating Temperature 14° ~ 131°F / -10° ~ 55°C
Humidity 10 ~ 90% RH
Lorex Home
Model Information
D841A81B 8-channel 4K DVR with 1TB HDD 6-95529-02112-6
D841A82B 8-channel 4K DVR with 2TB HDD 6-95529-02113-3
D841A62B 16-channel 4K DVR with 2TB HDD 6-95529-02114-0
Dimensions
Package Plain Box
Package Weight 6.5lb / 2.95kg
Package Dimensions 15.51 × 13.97 × 5.39” /
(W × D × H) 394 × 355 × 137mm
Package Cube 0.67cbf / 0.019cbm
Back Panels
8 channel model
16 channel model
What’s in the box
1 × 4K Ultra
HD Digital Video recorder
1 × HDMI Cable
1 × Ethernet cable
1 × Power Adapter
1
× USB Mouse
Quick Setup Guide
Disclaimers:
- 4K (8MP) Analog HD cameras are required to take advantage of 4K recording.
- Requires a high-speed internet connection and a router (not included) for remote access. A minimum upload speed of 5Mbps is required for the best video performance. Up to 3 devices may connect to the system at the same time. For the latest list of supported apps and devices, please visit: www.lorex.com/support
- Recording time may vary based on recording resolution & quality, lighting conditions and movement in the scene.
- Compatible with select Lorex Analog HD cameras only. For a list of compatible cameras, please visit www.lorex.com/compatibility
- Both firmware and software must be updated to latest version to ensure remote connectivity.
- Person/Vehicle Advanced Motion Detection can be enabled only on channels 1-4. General motion detection will still be available on all remaining channels. Accuracy of Person/Vehicle Advanced Motion Detection will be influenced by multiple factors, such as the object’s distance from the camera, the size of the object, and the height and angle of the camera.
- Controlling certain features in your security system requires a compatible smart device. Availability and performance of certain features and services are smart device dependent and may not be available in all areas or networks. For compatibility, features, instructions visit: www.lorex.com/smarthome
- HDMI output supports 4K HD for high definition multi-channel live or recorded video viewing. Image quality and resolution is dependent on the type of camera connected to the DVR, as well as TV/monitor resolution.
D841 Series
lorex.com
Lorex Corporation
999 Corporate Blvd. Suite 110
Linthicum, MD, 21090, United States
© 2020 Lorex Corporation
As our product is subject to continuous improvement, Lorex Technology &
subsidiaries reserve the right to modify product design, specifications &
prices without notice and without incurring any obligation. E&OE.
(19-0183-LOR) 03052020-3
Superior resolution with the power to prevent
Take advantage of 4K resolution, Color Night Vision™, and active deterrence technology. This camera allows you to view high quality 4K video and features up to 135ft (41m) IR night vision range, so you’re covered day or night. Turn away potential intruders with a built-in motion-activated LED warning light and remote-triggered warning siren. Pair with a compatible analog HD recorder to experience superior resolution and many useful features designed to prevent and protect.
Picture Perfect
See more and know more, with superior definition and detail
- View video in 4K (8MP) resolution, providing the highest quality visual evidence
- 98° Field of View for better coverage of wider/larger areas
Properly Greet Uninvited Guests
Prevent crime in a flash with active deterrence technology
- Motion-activated LED warning light
- Remote-triggered warning siren to scare away intruders or alert others nearby
Color Night Vision
See everything clear as day, even at night
- Experience enhanced nighttime clarity and better video evidence with Color Night Vision™ (ambient lighting required)
- Up to 135ft (41m) IR night vision in low light and 90ft (28m) in total darkness¹
Indoor/Outdoor Coverage
Maximize coverage with cameras built for any climate
- Weatherproof rated (IP67)
- Operates in temperatures low as -40°F (-40°C) and high as 131°F (55 °C)
- Durable camera housing, designed to withstand harsh weather conditions
Features
4K UHD Resolution Warning Light and Siren
up to 135ft/41m Night Vision Color Night Vision™
98° Field of View
Product Specifications
General
Video Transmission Technology Analog HD (CVI)
Image Sensor 8MP/4K ≥ 1/2.7” CMOS
Video Format NTSC
Optical
Viewing Angle (Horizontal) 98°
Lens/Lens type 2.8mm F1.6/ Fixed
Video Output
Resolution/Frame rate 8MP (4K)
Effective Pixels H:3840 x V:2160
Termination BNC type
Audio
Microphone/Speaker No/Yes
Siren Yes
2-Way Talk No
Night Vision
IR Night Vision Range 135ft (41m)/ 90ft (28m)
Color Night Vision Yes
Special Features
Deterrence Yes – White Light + Siren
Additional Specifications
Camera Housing Material Polycarbonate
Power Requirements 12 V DC +/- 10%
Power Consumption (max) 430mA / 5.2W
Camera Dimensions 2.8″x 5.9″ x 3.2″
(W x D x H) (71mm x 150mm x 82mm)
Camera Weight 0.65lb / 0.30kg
Operating Temperature -40F ~ 131˚F / -40C ~ 55˚C
Humidity < 90% RH
Environmental Rating IP67 (Indoor/Outdoor)
Model Information
C881DA-E 6-95529-02177-5
Configuration 4K Ultra HD Active Deterrence Security Camera
Package Type Retail Box
Package Dimensions 13.3 × 5.1 × 4.4” /
(W × D × H) 338 × 130 × 112mm
Package Weight 2.25lb / 1.0kg
Package Cube 0.17 cbf / 0.004 cbm
Junction Box Compatible with: ACJNCD3B (not included)
What’s Included
4K Security Camera
60ft/18m BNC/DC Extension Cable
Power Adapter
Mounting Kit
Quick Start Guides
Disclaimers:
- Stated IR illumination range is based on ideal conditions in typical outdoor nighttime ambient lighting and in total darkness. Actual range and image clarity depends on installation location, viewing area, and light reflection / absorption level of object. In low light, the camera will switch to black and white.
- Full color nighttime video typically switches to black & white IR night vision below 1 lux to ensure optimal low-light image quality.
- Compatible with select Lorex analog HD recorders. For a full list of compatible recorders visit: www.lorex.com/compatibility
- Not intended for submersion in water. Installation in a sheltered area recommended.
- This camera should only be used with the supplied cable and power adapter, or an extension cable meeting the specifications listed in the Quick Start Guide / Installation Guide. The use of any other power adapter or cabling will adversely affect performance.
C881DA
lorex.com
Lorex Corporation
999 Corporate Blvd. Suite 110
Linthicum, MD, 21090, United States
© 2020 Lorex Technology
As our product is subject to continuous improvement, Lorex Technology &
subsidiaries reserve the right to modify product design, specifications &
prices without notice and without incurring any obligation. E&OE.
(19-0062-LOR) 04162020-4
References
- Security Cameras - Home Security Camera Systems | Lorex
- Product Compatibility Chart - Expand Your System | Lorex
- Lorex Smart Home Security Cameras
- Lorex Technical Support | LOREX Support
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