Xiaomi C400 Smart Camera MJSXJ11CM

Xiaomi C400 Smart Camera – 2.5K Ultra-Clear 4MP, 360° Rotation, AI Human Detection, Dual-Band Wi-Fi

The Xiaomi C400 Smart Camera is a premium home security solution designed to give you complete peace of mind. Equipped with an upgraded 4MP lens delivering 2.5K ultra-clear resolution, it ensures every frame captures rich details with lifelike clarity. Its 360° panoramic rotation eliminates blind spots, while AI human detection minimizes false alerts, focusing only on what matters most.

With dual-band Wi-Fi (2.4GHz & 5GHz), enjoy faster and more stable connectivity, ensuring smooth live streaming and instant notifications. The 940nm infrared night vision captures sharp images in total darkness without visible red glow, providing discreet monitoring day and night.

The two-way audio system, powered by large-diameter speakers and a separate sound cavity, makes conversations with family or pets feel natural and crystal clear. Built for smart living, the Xiaomi C400 Smart Camera integrates seamlessly with IoT ecosystems like Google Home and Amazon Alexa, allowing for voice control and automation.

With flexible storage options including microSD support up to 256GB, this smart camera ensures your precious moments are safe and accessible whenever you need them. Whether it’s for home security, baby monitoring, or pet watching, the Xiaomi C400 Smart Camera delivers performance, reliability, and intelligent protection in one sleek package.

Key Features

• Ultra-Clear 2.5K Video with 4MP Camera: Experience incredible detail and clarity. The Xiaomi Smart Camera C400 is equipped with an upgraded 4MP camera that captures stunning 2560 × 1440 resolution videos, revealing all the subtle details with true-to-life precision.
• Enhanced Image Clarity with Large Aperture and 6P Lens: Combined with a 6P lens, the camera effectively reduces light refraction, ensuring that the images delivered are remarkably vivid and clear, as if you are seeing them firsthand. This large aperture lens enhances light intake, producing brighter and more detailed footage.
• Discreet Night Vision with No Visible Red Glow: Monitor your home 24/7 without disturbance. The camera features advanced 940nm infrared light for clear night-time images, ensuring you sleep undisrupted with no visible red glow and no visual pollution. This makes for safer and more discreet monitoring.
• Immersive Two-Way Audio with Large-Diameter Speakers: Communicate clearly and naturally. Human voices heard through the large-diameter speakers with a separate sound cavity are so real, it feels as if the person is speaking to you in person. The high-quality design enhances stereo sound quality, amplifying and restoring the true nature of sounds, making two-way voice calls (e.g., with your baby) feel exceptionally lifelike.
• 360° Panoramic Rotation for Full Coverage: Eliminate blind spots with the dual-motor pan-tilt-zoom (PTZ) design. This enables the lens to rotate up, down, left, and right, providing a 360° panoramic view of your home. You can remotely control the Xiaomi C400 Smart Camera via your smartphone to have a complete sense of security, no matter where you are.
• Smart AI Human Detection: Receive intelligent alerts. The built-in AI human detection intelligently identifies human figures, reducing false alarms caused by pets or other movements, ensuring you only get notified about what truly matters.
• Dual-Band Wi-Fi Connectivity: Enjoy stable and fast connections with 2.4GHz / 5GHz Wi-Fi support. This dual-band capability ensures more reliable wireless performance and flexibility in network setup.
• Smart IoT Connectivity and Smart Home Integration: Seamlessly integrate the Xiaomi C400 Smart Camera into your smart home ecosystem. It supports smart IoT connectivity and interaction with other smart devices, and is compatible with popular platforms like Google Home and Amazon Alexa, allowing for voice control and automated routines.
• Flexible Storage Options: Store your recordings conveniently with support for microSD cards up to 256GB.

📷 Xiaomi C400 Smart Camera – Comprehensive 2.5K Home Surveillance with Smart Features

In an era where home security and smart living go hand in hand, the Xiaomi C400 Smart Camera stands out as a powerful, intelligent, and beautifully designed surveillance solution. Whether you’re safeguarding your home, checking in on loved ones, or simply staying connected to your space while away, this advanced camera delivers everything you need for peace of mind. With ultra-clear 2.5K video resolution, panoramic 360° rotation, AI-powered human detection, and seamless smart home integration, the Xiaomi C400 Smart Camera transforms everyday monitoring into a truly immersive experience.

Ultra-Clear 2.5K Video with 4MP Camera for Stunning Detail

At the heart of the Xiaomi C400 Smart Camera is its upgraded 4MP camera, capable of capturing video at a crisp 2560 × 1440 resolution. This 2.5K clarity ensures that every frame is packed with detail, allowing you to see faces, objects, and movements with true-to-life precision. Whether you’re monitoring your front door, watching over your baby’s crib, or checking in on your pets, the footage is sharp enough to reveal subtle nuances that lower-resolution cameras often miss.

This level of detail is especially valuable when reviewing recordings or responding to alerts. You’ll be able to distinguish between a visitor and a passerby, identify packages left at your doorstep, and even read small text or labels in the camera’s field of view. The Xiaomi C400 Smart Camera doesn’t just record—it reveals.

Enhanced Image Clarity with Large Aperture and 6P Lens Technology

To complement its high-resolution sensor, the Xiaomi C400 Smart Camera features a sophisticated 6P lens system paired with a large aperture. This combination significantly reduces light refraction and distortion, resulting in images that are not only sharp but also vibrant and true to color. The large aperture enhances light intake, which is crucial for maintaining image quality in low-light conditions or indoor environments.

Whether you’re capturing footage during the day or at dusk, the camera delivers consistent clarity. The 6P lens ensures that edges remain crisp and colors stay accurate, while the enhanced aperture allows for brighter, more detailed visuals. This optical precision makes the Xiaomi C400 Smart Camera a standout choice for users who demand professional-grade image quality from their home surveillance system.

Discreet Night Vision with No Visible Red Glow for 24/7 Monitoring

Night-time monitoring is essential for any security camera, and the Xiaomi C400 Smart Camera excels with its advanced 940nm infrared night vision. Unlike traditional infrared cameras that emit a visible red glow, this model uses invisible infrared light, allowing for discreet and undisturbed night-time surveillance. This means you can place the camera in bedrooms, nurseries, or other sensitive areas without worrying about visual distractions or light pollution.

The night vision capability ensures that even in complete darkness, the camera captures clear and usable footage. You’ll be able to monitor sleeping children, check on elderly family members, or keep an eye on your home’s perimeter without disturbing anyone’s rest. The Xiaomi C400 Smart Camera provides round-the-clock protection with a level of subtlety that enhances comfort and privacy.

Immersive Two-Way Audio with Large-Diameter Speakers for Real-Time Communication

Communication is a key component of modern surveillance, and the Xiaomi C400 Smart Camera delivers with its immersive two-way audio system. Equipped with large-diameter speakers and a dedicated sound cavity, the camera reproduces human voices with remarkable clarity and realism. Whether you’re speaking to a delivery person, calming a child, or checking in with a pet sitter, the audio quality makes it feel as though you’re in the room.

The microphone and speaker setup is designed to minimize distortion and amplify natural sound, creating a lifelike audio experience. This is especially useful for remote interactions, where clear communication can make all the difference. With the Xiaomi C400 Smart Camera, you’re not just watching—you’re engaging.

360° Panoramic Rotation for Complete Coverage and Control

Blind spots are a thing of the past with the Xiaomi C400 Smart Camera, thanks to its dual-motor pan-tilt-zoom (PTZ) design. This allows the lens to rotate up, down, left, and right, providing a full 360° panoramic view of your space. Whether you’re monitoring a large living room, a backyard, or a retail environment, the camera can be remotely controlled to scan the entire area.

This flexibility ensures that you can respond to alerts, investigate noises, or simply check in on different parts of your home without needing multiple cameras. The PTZ functionality is accessible via your smartphone, giving you real-time control from anywhere in the world. With the Xiaomi C400 Smart Camera, comprehensive coverage is always just a swipe away.

Smart AI Human Detection for Intelligent Alerts

False alarms are a common frustration with many security systems, but the Xiaomi C400 Smart Camera addresses this with AI-powered human detection. This intelligent feature uses advanced algorithms to distinguish between human figures and other movements, such as pets, shadows, or passing vehicles. As a result, you receive accurate and meaningful alerts, reducing unnecessary notifications and allowing you to focus on what truly matters.

The AI detection system is particularly useful for monitoring entryways, hallways, and other high-traffic areas. You’ll be notified when someone enters your home, approaches your door, or moves within the camera’s field of view—without being overwhelmed by alerts triggered by harmless activity. The Xiaomi C400 Smart Camera brings smart surveillance to life with precision and reliability.

Dual-Band Wi-Fi Connectivity for Stable and Flexible Networking

Connectivity is crucial for any smart device, and the Xiaomi C400 Smart Camera supports both 2.4GHz and 5GHz Wi-Fi bands, offering enhanced flexibility and stability. The dual-band capability ensures that the camera maintains a strong and consistent connection, even in environments with multiple devices or network congestion.

Whether you’re streaming live footage, downloading recordings, or interacting with the camera remotely, the dual-band support minimizes lag and buffering. This is especially important for high-resolution video, which requires robust bandwidth to maintain quality. With the Xiaomi C400 Smart Camera, your surveillance system stays online and responsive, no matter the network conditions.

Smart IoT Connectivity and Seamless Smart Home Integration

The Xiaomi C400 Smart Camera is designed to be more than just a standalone device—it’s a fully integrated component of your smart home ecosystem. Supporting smart IoT connectivity, the camera can interact with other Xiaomi smart devices to create automated routines and intelligent responses. For example, you can set the camera to activate when a door sensor is triggered or to send alerts when motion is detected during specific hours.

Compatibility with Google Home and Amazon Alexa adds another layer of convenience, allowing for voice control and smart assistant integration. You can view live feeds on smart displays, receive voice alerts, or include the camera in broader automation scenarios. The Xiaomi C400 Smart Camera fits seamlessly into your connected lifestyle, enhancing both security and convenience.

Flexible Storage Options for Convenient Recording Management

Managing your surveillance footage is simple with the Xiaomi C400 Smart Camera, which supports microSD cards up to 256GB. This generous storage capacity allows for continuous recording, event-based clips, or scheduled monitoring, depending on your preferences. Whether you’re storing footage for review, legal documentation, or personal records, the camera provides the flexibility you need.

The microSD slot is easily accessible, and the camera’s software makes it simple to manage recordings, delete old files, or transfer data. With support for high-capacity cards, you won’t need to worry about running out of space or constantly managing storage. The Xiaomi C400 Smart Camera keeps your data secure and accessible, giving you full control over your surveillance history.

Specifications:

• Model: MJSXJ11CM
• Resolution: 2560 × 1440 (2.5K)
• Camera Sensor: 4MP
• Lens: 6P lens with large aperture
• Rotation: 360° Pan-Tilt-Zoom (PTZ)
• Night Vision: 940nm infrared light (no visible red glow)
• Audio: Two-way voice calls, large-diameter speakers with separate sound cavity
• AI Features: AI Human Detection
• Operating Temperature: -10℃ to 40℃
• Net Weight: Approx. 318g
• Input: 5V⎓2A
• Item Dimensions: 119 × 78 × 78mm
• Storage: microSD card (up to 256 GB)
• Wireless Connectivity: Wi-Fi IEEE 802.11a/b/g/n 2.4 / 5GHz
• Smart Home Compatibility: Works with Google Home and Amazon Alexa

Final Verdict: A Smart Camera That Redefines Home Monitoring

The Xiaomi C400 Smart Camera is a comprehensive, intelligent, and beautifully engineered solution for modern home surveillance. With its 2.5K ultra-clear video, 360° panoramic rotation, AI human detection, and dual-band Wi-Fi, it offers everything you need to monitor your space with confidence and clarity. Whether you’re protecting your home, staying connected to loved ones, or integrating with a smart home system, the Xiaomi C400 Smart Camera delivers performance, reliability, and peace of mind.

Its thoughtful design, advanced features, and seamless connectivity make it a standout choice for anyone looking to upgrade their home security. From day to night, indoors to outdoors, the Xiaomi C400 Smart Camera keeps you informed, engaged, and in control—no matter where life takes you.

FAQs

1. What is the video quality of the Xiaomi C400 Smart Camera?
It offers 2.5K ultra-clear resolution (2560 × 1440) with a 4MP lens for sharp and detailed footage.

2. Does the Xiaomi C400 Smart Camera have night vision?
Yes, it features advanced 940nm infrared night vision with no visible red glow for discreet monitoring.

3. Can the Xiaomi C400 Smart Camera rotate 360 degrees?
Yes, it has a dual-motor PTZ design enabling full 360° panoramic coverage.

4. Does the Xiaomi C400 support AI human detection?
Yes, it intelligently detects human figures and reduces false alarms from pets or other objects.

5. What Wi-Fi bands does the Xiaomi C400 support?
It supports both 2.4GHz and 5GHz Wi-Fi for stable and fast connections.

6. Can I store videos locally on the Xiaomi C400 Smart Camera?
Yes, it supports microSD cards up to 256GB for local storage.

7. Is the Xiaomi C400 Smart Camera compatible with smart home systems?
Yes, it works with Google Home and Amazon Alexa for voice control and automation.

8. Does the Xiaomi C400 have two-way audio?
Yes, it features large-diameter speakers and a separate sound cavity for clear and natural conversations.

9. Can I view live footage remotely?
Yes, you can monitor in real time via the Mi Home or Xiaomi Home app from anywhere.

10. Is installation of the Xiaomi Smart Camera C400 easy?
Yes, it comes with simple mounting options and user-friendly setup through the app.

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