IP security camera Reolink Argus Series B350 4K, wireless, 8 MP, 3840×2160, 125° FOV, IP65, 6000 mAh battery

The Reolink Argus Series B350 4K is a wireless outdoor IP security camera with battery power, designed for both indoor and outdoor monitoring. It delivers 8MP 4K resolution and a 105° horizontal / 55° vertical field of view to capture wide, detailed footage. The camera offers color night vision up to 10 m, dual-band 2.4/5 GHz Wi‑Fi for stable connections, person/vehicle/animal detection with push notifications or email alerts, two-way audio, siren and spotlight deterrents, and flexible storage via up to 128 GB SD card or cloud.

Advantages

Provides 4K (8MP) clarity for sharp live streaming and playback and preserves details at a distance. Color night vision and built-in spotlights produce vivid nighttime images. Dual-band Wi‑Fi improves connection stability and live-view smoothness. Smart detection discriminates people, vehicles and animals to reduce false alarms. Two-way audio and dual warning (siren + spotlight) increase control over events at the scene. Battery-powered and wireless design simplifies installation and allows both indoor and outdoor placement; IP65 rating protects against dust and rain.

Suitable for

• Home entryways, porches and yards
• Small business storefronts and outdoor perimeters
• Monitoring driveways and parking areas
• Temporary or hard-to-wire locations requiring wireless battery cameras

Key specifications

• Model: Reolink Argus Series B350 4K (MPN: BWC4K01, EAN: 6975253983179)
• Image sensor / Resolution: 8MP (4K)
• Field of view: 105° horizontal, 55° vertical
• Night vision: Color night vision up to 10 m (IR LEDs, 850 nm); built-in spotlights
• Connectivity: Wireless dual-band Wi‑Fi (2.4/5 GHz); no Ethernet
• Detection: Person, vehicle and motion/animal detection with push/email alerts
• Audio: Two-way audio (microphone and speaker)
• Alarms: Siren and spotlight deterrent
• Storage: MicroSD up to 128 GB and cloud storage support
• Placement & mounting: Indoor & outdoor, wall mount; IP65 weather resistance
• Other: Battery-powered; weight 0.335 kg; frame rate 15 fps; colour: white

How to use

Install the Reolink Argus B350 by mounting it on a wall or placing it in a suitable outdoor or indoor location, ensuring the camera has a clear view of the area to monitor. Power the camera with its battery and connect it to your 2.4/5 GHz Wi‑Fi network using the Reolink App or Client. Configure detection zones and notification preferences in the app, insert a microSD card if local recording is needed (max 128 GB) or enable cloud storage. Use the app or PC client to view live feed, replay recordings, and operate two‑way audio or activate the siren/spotlight when required.

Recommendations

For optimal performance, mount the camera 2–3 meters above the ground, point it slightly downward to cover entry points, and use the 5 GHz band where possible for reduced interference; keep the firmware and Reolink App updated and periodically check battery level and SD card integrity.