Reolink Argus B440 4K UHD Wireless Security Camera, Indoor & Outdoor, ColorX Night Vision, Spotlight, White

The Reolink Argus B440 sets a new standard for battery-powered security cameras by delivering true 4K UHD resolution without the need for complex wiring. This wireless camera is engineered for both indoor and outdoor use, offering a versatile surveillance solution that adapts to your environment. With its ultra-wide 180° diagonal field of view and ColorX full-color night vision, the Argus B440 captures every detail in vivid clarity, even in complete darkness.

Highlights

• 4K UHD (3840 x 2160) resolution for exceptional detail
• 180° diagonal ultra-wide field of view
• ColorX night vision: full-color footage even in low light
• Dual-band Wi-Fi (2.4GHz & 5GHz) for stable connectivity
• Rechargeable 5000mAh battery with optional solar compatibility
• IP66 weatherproof rating for outdoor durability
• Two-way audio with built-in microphone and speaker
• Smart detection for persons, vehicles, and pets
• Built-in spotlight (6500K) and siren for active deterrence
• 16x digital zoom to focus on details

In daily use

The Argus B440 is designed to offer peace of mind with minimal maintenance. The long-lasting rechargeable battery can be paired with the Reolink Solar Panel 2 (sold separately) for continuous power, making it ideal for remote locations. Whether you're monitoring your front porch, backyard, or a construction site, the camera's intelligent motion detection sends instant alerts to your smartphone, allowing you to view live footage and communicate through the two-way audio. The built-in spotlight and siren can be activated manually or automatically upon detection, effectively scaring off unwanted visitors.

Full specifications

• Video Resolution: 4K UHD (3840 x 2160) at 15 fps
• Field of View: 180° diagonal ultra-wide
• Night Vision: ColorX (full-color)
• Connectivity: Dual-band Wi-Fi (2.4GHz & 5GHz)
• Power Source: Rechargeable battery (5000mAh), optional solar panel
• Storage: MicroSD card slot (up to 256GB) and Reolink Cloud
• Weather Resistance: IP66 certified
• Audio: Two-way audio with built-in mic and speaker
• Smart Detection: Person, vehicle, pet
• Mounting: Wall, ceiling, stand
• Operating Temperature: -10°C to 55°C (14°F to 131°F)
• Digital Zoom: 16x
• Video Compression: H.265
• Built-in Spotlight: Yes (6500K)
• Siren: Yes

Final note

Experience crystal-clear surveillance with the Reolink Argus B440. Its combination of 4K resolution, full-color night vision, and flexible power options makes it a top choice for reliable home or business security. Enjoy the freedom of wireless installation without compromising on performance.