By Reolink

Reolink P840: 4K 360° Auto-Tracking PoE Camera with 5X Optical Zoom

  • 360° Coverage with Auto Tracking
  • 4K UHD with 5X Optical Zoom
  • Color Night Vision
  • Person/Vehicle/Animal Detection
Regular price $339.00
Regular price $569.00 Sale price $339.00
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Availability: Low stock
SKU: PC823ASD4K03
Regular price $339.00
Regular price $569.00 Sale price $339.00

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360° Coverage. Dead-Zone Free.

Let the camera be your eye in the sky to cover every inch. With high-speed 360° pan and 90° tilt capabilities, P840 provides all-around coverage within only 4 seconds and ensures that no corner goes unseen, be it your yard, driveway, or even the block.

  • Customizable Patrol Route

    Easily monitor your home's most vulnerable areas by adding them to the patrol route, allowing you to watch over up to 16 positions with just a tap.

  • Intelligent Auto Tracking

    For any person, vehicle, or animal that enters the camera's view, it will automatically track them as they move, ensuring nothing suspicious slips by unnoticed.

Immersive 4K, Day and Night.

Capture stunning detailed footage that's four times sharper than HD, whether it's the bright daylight or the darkness of night. As night descends, select the ideal night vision mode that suits your preferences: the color night vision powered by spotlights or the black & white night vision powered by IR LEDs.

  • Day Vision

  • Colour Night Vision

  • Black and White Vision

Drag to Zoom in at 5X

Unleash the smoothness of 5X optical zoom with the advanced 3D zoom technology. Whether you're zeroing in to see the finer points of scenes from afar, or expanding your view to cover a larger area, P840 lets you see more with just a swipe of your finger.

*Viewing Angle: 123°-39°
Motorized Lens: 2.7mm-13.5mm

Smart Guard at the Ready


  • Keep Tabs on What Matters

    By distinguishing between people, vehicles, and animals, this camera ensures you only receive alerts for true threats. Plus, no monthly fees are required.

  • Warn off the Unwelcome

    With the powerful alerts of motion-triggered siren and spotlights, P840 is always ready to deter intruders and leaves them no chances to commit a crime.

  • Talk Like You're There

    Whether you're saying hello to a friend or warning off would-be burglars, the two-way audio feature enables smooth, real-time communication anytime, from anywhere.

Make Installation a Breeze

Thanks to Power over Ethernet (PoE) technology, this camera only requires one network cable to transmit both data and power, making installation quick and hassle-free.

Plug & Play
Reliable Connection

Flexible Options, Secured Storage

Keep your memories safe and secure on a microSD card (up to 256GB) for convenient standalone access, or opt for the expanded storage of a Reolink NVR. With local storage, your footage is always within reach, ensuring easy accessibility and protection. And for added backup, the FTP server support has you covered.

  • microSD Card

    Store your recordings locally and securely on a microSD card of up to 256 GB, freeing you from being stuck with limited storage.

    • 24.2 hours - 64GB
    • 48.5 hours - 128GB
    • 97.1 hours - 256GB

  • Reolink NVR

    Get ample storage and manage multiple cameras effortlessly by connecting the camera to a compatible Reolink NVR or a personalized security system.

  • Endure All Weather Conditions

    Built with robust IP66 weatherproof housing, this camera stands firm against all weather conditions, be it rain, snow, heat, or cold.

  • Mount It Wherever You Wish

    Thanks to the adjustable dual-purpose bracket, the camera can work on a wall or go up high on the ceiling, catering to diverse usage scenarios.

  • See Time Magic with Timelapse

    Capture stunning timelapse videos that condense lengthy processes into seconds or minutes, revealing the enchanting world of time magic.

All in Control, Anytime & Anywhere


  • Real-Time Alerts

    Get push and email notifications in seconds when suspicious motions are detected. You can set the detection sensitivity for more accurate alerts. No subscription fees.

  • Easier Live View

    Access real-time live view anytime, from anywhere, via Reolink App or Client, so you always know what's happening on your property.

  • Smart Playback

    With event and timeline filter, you can quickly filter out the recordings you don't need and find the clip you want within seconds.

  • Customized Detection Zones

    Customize motion zones to monitor the areas that matter most to you–and leave out what doesn’t. No more distractions.

  • Dynamic Privacy Mask

    Black out the private zones and keep them masked whether the camera rotates left or right, up and down, ensuring your privacy invisible in the live view.

    *Currently, this function can only be operated through the Reolink App/Client.

Control Your Cameras, Hands-Free


  • Works with Hey Google

    As easy as saying "Hey Google, show me the Front Door", you can check what's happening there on your Google Nest Hub or Chromecast-enabled TVs.

  • Works with Alexa

    This Alexa-enabled camera can be controlled through voice commands. You can view the live stream on your Echo Spot, Echo Show, or television (Fire TV Stick).

Specifications


Download PDF File

Video & Audio

Image Sensor:
1/2.8" CMOS sensor

Resolution:
3840x2160 (8 megapixels)@25fps

Lens:
f=2.7-13.5mm/Max. F1.6

Video Compression:
H.265/H.264

Zoom:
5X Optical Zoom

Field of View:
Horizontal: 100°-31°
Vertical: 55°-17°
Diagonal: 123°-39°

Infrared Night Vision:
Up tp 60 meters(196ft); LED: 7pcs/Max. 5.5W/850nm
(Auto-switching with IR-cut filter)

Color Night Vision:
With spotlights: 2pcs/4w/4000K (Adjustable)

Frame Rate:
Main stream: 2fps - 25fps (default: 25fps)
Sub stream: 4fps - 15fps (default: 10fps)

Code Rate:
Main stream: 2048Kbps - 8192Kbps (default: 6144Kbps)
Sub stream: 64Kbps - 512Kbps (default: 256Kbps)

Audio:
Two-way audio

Power Requirements

PoE:
IEEE 802.3at, 48V, active

DC Power:
DC 12V⎓2A, <24W

Interface

Power Port:
DC power port

Ethernet Port:
One 10M/100Mbps; RJ45

SD Card Slot:
Supports Max. 256GB microSD card

Reset Button:
YES

Audio In/Out:
Built-in microphone and speaker

Pan & Tilt

PT Angle(Max.):
Pan: 360°, Tilt: 90°

Pan Speed:
1.4°-90°/s (configurable)

Tilt Speed:
1.4°-56°/s (configurable)

Preset Points:
Suppots 1 guard position & up to 64 preset positions

Patrol:
Supports 1 patrol; up to 16 presets per patrol

Power-off Memory Function:
YES

Auto Tracking:
YES

Software

Browsers Supported:
Edge, Chrome, Firefox, Safari

OS Supported:
PC: Windows, Mac OS; Smartphone: iOS, Android

Protocols & Standards:
HTTPS, SSL, TCP/IP, UDP, HTTP,IPv4, UPnP, RTSP, RTMP, ONVIF, SMTP, NTP, DHCP, DNS, DDNS, FTP, P2P

User Access:
Max. 20 users (1 admin & 19 user);
Max. 12 simultaneous streams (2 main & 10 sub streams)

Other Features

Smart Alarm:
Motion detection; person detection; vehicle detection; animal detection

Recording Modes:
Motion-triggered recording (default); scheduled recording, 24/7 recording

Time Lapse:
YES

Smart Home Compatibility:
Google Assistant

Working Environment

Operating Temperature:
-10°C~+50°C (14°F~126°F)

Operating Humidity:
10% ~ 90%

Weatherproof:
IP66

Mechanical

Dimensions:
373*177*140mm (ceiling mount)

Weight:
2.34kg

Warranty

2-year limited warranty