180° blindspot-free, 4K color vision day and night. The Reolink Argus Series B740X is a trailblazing 4K UHD 180° outdoor battery security camera, eliminating blind spots with its unprecedented field of view and ColorX full-color night vision. It features dual-lens technology for seamless wide-angle monitoring, AI-powered motion detection that distinguishes humans, vehicles, and more, customizable alerts, and Dual Band Wi-Fi connectivity for smooth, lag-free streaming, delivering true peace of mind.
4K 180° Ultra-Wide Field of ViewExperience unparalleled coverage with 4K resolution and a 180° field of view, eliminating blind spots and ensuring comprehensive surveillance for ultimate security.
ColorX Tech: Full-Color Night VisionThe B740X features large F/1.0 aperture lenses and ColorX technology to deliver vivid full-color night vision even in low-light environments.
30% More Battery LifeWith ColorX technology, full-color night vision works without IR lights or spotlights, saving 30% standby time. Enjoy longer-lasting performance even in low-light conditions.
180° AI & Dual PIR DetectionWith 180° dual PIR sensors and AI technology, it significantly reduces false alarms and missed alerts. Enjoy more accurate detections and reliable security monitoring.
2.4/5GHz Dual-Band Wi-Fi Enjoy the reliability of 2.4/5GHz dual-band Wi-Fi for uninterrupted surveillance and smooth live viewing anytime, anywhere.
Talk Anytime, from AnywhereEngage in seamless communication with our two-way audio feature, allowing you to listen and talk to people in front of your camera in real-time from anywhere.
Ready for Any WeatherWith an IP66 certification for weatherproofing, this camera offers robust defense against dust and rain, ensuring reliable performance in challenging outdoor conditions.
Control Your Cameras, Hands-FreeWith Google Voice Control, you can effortlessly access your camera using simple voice commands, making monitoring your home a breeze.
Magical Time Lapse VideosEasily observe hours, days, or even weeks of footage condensed into just a few captivating minutes.
Non-Stop Power SupplyEnjoy continuous operation with a rechargeable battery and energy-efficient 3W/6W solar panel, even in places without power.
| Audio |
| Built-in speaker(s) | Yes |
| Audio system | 2-way |
| Built-in microphone | Yes |
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| Ports & interfaces |
| USB port | Yes |
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| Lens system |
| Number of lenses | 1 |
| Maximum aperture number | 1 |
| Fixed focal length | 4 mm |
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| Weight & dimensions |
| Width | 128 mm |
| Depth | 87 mm |
| Height | 80 mm |
| Weight | 400 g |
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| Power |
| Power source type | Battery, USB |
| Battery capacity | 5000 mAh |
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| Operational conditions |
| Operating temperature (T-T) | -10 - 55 °C |
| Operating relative humidity (H-H) | 20 - 85% |
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| Network |
| Ethernet LAN | No |
| Wi-Fi | Yes |
| Bluetooth | Yes |
| Supported network protocols | SSL, TCP/IP, UDP, UPNP, SMTP, NTP, P2P |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) |
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| Video |
| Maximum resolution | 5120 x 1440 pixels |
| Total megapixels | 8 MP |
| Video formats supported | H.264, H.265 |
| Video compression formats | H.264, H.265 |
| Supported graphics resolutions | 5120 x 1440 |
| Video recording | Yes |
| Frame rate | 15 fps |
| Video streaming | Yes |
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| Storage |
| Built-in HDD | No |
| Card reader integrated | Yes |
| Compatible memory cards | MicroSD (TransFlash) |
| Maximum memory card size | 128 GB |
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| Security |
| Video motion detection | Yes |
| Security algorithms | WPA, WPA2, WPA3 |
| Motion sensor | Yes |
| Motion sensor technology | Passive infrared (PIR) sensor |
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| Image sensor |
| Sensor type | CMOS |
| Number of sensors | 1 |
| Optical sensor size | 25.4 / 1.8 mm (1 / 1.8") |
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| Management features |
| Cloud-managed | Yes |
| Web-based management | Yes |
| Reset button | Yes |
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| Camera |
| Lens viewing angle, horizontal | 180° |
| Lens viewing angle, vertical | 50° |
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| Packaging content |
| Number of cameras | 1 |
| Mounting kit | Yes |
| Packaging content | 1* Argus Series B740X
1* Security Bracket
1* Strap
1* Mounting Plate
1* USB-C Cable |
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| Other features |
| Bluetooth version | 5.0 |
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| Design |
| Mounting type | Ceiling/wall |
| Product colour | Black, White |
| LED indicators | Yes |
| International Protection (IP) code | IP66 |
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| Night vision |
| Night vision | Yes |
| LED type | IR/White |
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| Performance |
| Type | IP security camera |
| Placement supported | Indoor & outdoor |
| Connectivity technology | Wireless |
| Virtual assistant | Google Assistant |
| Day/night mode | Yes |
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