IP security camera Xiaomi CW400 Bullet 2560 x 1440 pixels

The Xiaomi CW400 Bullet is an outdoor IP security camera with 4MP (2560 x 1440) resolution and an f/1.6 large-aperture lens that delivers clearer, brighter 2.5K imagery. Designed for outdoor use, the camera features IP66 water resistance, flexible mounting options (ceiling, side, or pole), and wireless connectivity with a high-gain dual-antenna design for more stable long-distance transmission.

Advantages

This camera provides ultra-clear 2.5K video, four-light smart full-colour night vision that illuminates automatically on human detection, and a horizontal/vertical dual-gimbal mechanism for 360° pan and 160° tilt coverage. Built-in two-way audio with noise cancellation supports clear conversations, while AI human detection reduces false alarms. The device supports local microSD and cloud dual storage and can trigger audible and visual warnings for active deterrence.

Suitable for

• Perimeter monitoring of homes and small businesses
• Outdoor areas requiring colour night surveillance
• Entrances, driveways and yards
• Sites needing wireless long-range camera connections

Key specifications

• Model: Xiaomi CW400 Bullet (BHR7624GL, EAN 6941812744307)
• Image sensor and resolution: 4MP, 2560 x 1440 (2.5K)
• Lens aperture: f/1.6
• Night vision: Four white lights for full-colour night imaging; IR/white LEDs
• Pan/tilt: 360° horizontal pan, up to 160° vertical tilt
• Water resistance: IP66
• Connectivity: Wireless Wi‑Fi with high-gain dual antennas (no Ethernet LAN)
• Audio: Built-in microphone and high-power speaker for two-way voice
• Storage: Local microSD (loop recording) and optional cloud storage
• Video format: H.265
• Placement supported: Outdoor; mounting: ceiling, side, pole
• Product colour: White

How to use

Mount the camera using the chosen method (ceiling, side, or pole) and aim the lens to cover the desired area. Power the device and connect it to your Wi‑Fi network following the Xiaomi/Mi Home app instructions. Use the app to adjust pan and tilt limits, enable AI human detection, set time-lapse recording, and choose local or cloud storage. Configure audible/visual warning settings and two-way audio through the app to enable active deterrence and remote communication.

Recommendations

Install the camera under a protective overhang when possible to prolong hardware life, use a stable Wi‑Fi network for reliable remote access, and format the microSD card in the camera before first use. Enable AI human detection to reduce false alarms and activate cloud backup if continuous off-site storage and advanced monitoring features are required.