2K Clarity. Head-to-Toe View.
Head-to-Toe Visibility
Its 3:4 aspect ratio offers head-to-toe visibility, making it easier to check package and prevent porch piracy.
165° Wide View
With a 165° diagonal Field of View, the G400 captures your entire doorway, reducing blind spots.
IR Night Vision
Equipped with subtle 940nm infrared LEDs, this doorbell captures full high-definition video in total darkness.
Brightness Tuning
With flexible video brightness tuning, you always get a clear image of faces and packages without them appearing washed out or too dark.
Hardwired Power, Choose Your Way
Robust PoE Performance
Maximize stability and network reliability with PoE. A single Ethernet cable delivers both power and data without any additional wiring needed.
Existing Doorbell Wiring*
Use your home’s existing low-voltage doorbell wiring (a wide range of 8–24V AC/DC) for 24/7 continuous power supply, making installation fast and hassle-free.
**Images are for illustration purposes only.
| Transformer output voltage | Transformer output power | Notes |
|---|---|---|
| AC24V | ≥12VA | Recommended |
| AC18V | ≥18VA | Recommended |
| AC16V | ≥16VA | Recommended |
| AC12V | ≥12VA | Recommended |
| AC8V/10V | ≥10VA |
Not recommended
Considering that transformers do not have 100% conversion efficiency, and there are power losses on power lines due to excessive length or other connected load equipment.
|
Smart Detections, Right on the Device
Powered by local AI, the Doorbell Camera G400 (Wired) detects motion and person in real time, without relying on the cloud. You can also create customized zones to focus on critical areas only, and get notified the moment a person steps in or out.
Motion Detection
Person Detection
Zone Intrusion Detection
Instant Video Call
When a visitor presses the doorbell, your phone receives an instant front-door call. See who’s there and talk back in real time, no matter where you are.
Quick Reply Keeps Nobody Waiting
If you don't wish to respond live, three preset quick replies let you communicate with visitors in seconds. You can also set customized responses to handle specific situations.
Your Ring, Perfectly Timed
You decide how many times your doorbell rings upon pressing. Never miss a visitor. Never over-ring.
Flexible Chime, More Convenience
You choose to use your doorbell with or without a chime, pairing or unpairing anytime to match your space. Ringtone and volume are all adjustable using its on-device buttons.
Mount It Your Way
Includes both adhesive and screw-mount options, plus a 15° wedge bracket for flexible positioning and easy adjustment.
Works With Your Favorite Smart Ecosystem
HomeKit Secure Video Support
Works directly with the Apple Home app, letting you view live video, receive notifications, and talk to visitors using two-way audio on your Apple devices.
Home Assistant Compatible
For users who prefer full customization, the doorbell also supports Home Assistant via RTSP and ONVIF integration, enabling more possibilities.
Stream to Your Smart Displays
Effortlessly stream a live view of your doorstep to Google Home, Alexa, and SmartThings-compatible smart displays for convenient monitoring.
**Within Apple Home, the resolution is limited to 1200p.
Always On, Recording 24/7
With a microSD card of up to 512 GB, the doorbell camera offers 24/7 continuous recording.
- NAS Support: Back up the local recordings to your SMB NAS server automatically.
- ONVIF Support: Can be used with regular kind of NVRs and apps, rendering interoperability with other ONVIF compliant devices or software.
Smarter Protection, Powered by HomeGuardian
Excellent Aqara Home Features
IP65 Weatherproof
Built to withstand rain and dust, so your doorbell stays reliable outdoors year-round.
Tamper Alarm
Triggers a loud alarm if someone tries to remove or interfere with the doorbell. This feature is off by default.
2.4/5GHz Dual-Band Wi-Fi
Supports both Wi-Fi bands to deliver a more stable and flexible connection.
Wi-Fi 6 Performance with WPA3 Security
The latest Wi-Fi standards provides faster speeds and enhanced wireless security.
Create Automations to Make Your Home Smarter
Quick Reply on Auto Pilot
WHEN The doorbell is pressed after 23:00
AND Absence in living room (state)
THEN Play custom quick reply: "We are asleep. Please leave a video message, and we will get back to you in the morning" at 20% volume.
Intelligent Pathway
TIME: before bedtime (18:00-23:00)
WHEN Doorbell detects an entry into the set zone
THEN Set camera spotlight brightness to 80%
WHEN Doorbell detects an exit from the set zone
THEN Set camera spotlight brightness to 10%
Available in Two Versions
Doorbell Camera G400 (Wired)
Doorbell Camera G400 Select (Wired)
Tech Specifications
| Model | Doorbell Camera G400 (Wired): DB-C03E Doorbell Camera G400 Select (Wired): DB-C03D |
| Dimensions | Doorbell Unit: 140.97 × 52.97 × 32.4 mm (5.55 × 2.09 × 1.28 in.) Chime: 60.42 × 60 × 23 mm (2.38 × 2.36 × 0.91 in.) |
| Video Resolution | 1536 × 2048 |
| Viewing Angle | 165° (diagonal) |
| Connectivity | Ethernet, IEEE 802.11 a/b/g/n/ac/ax Wi-Fi 6 |
| PoE Input | IEEE 802.3af (48V) |
| Power Input | 8-24V AC, 1.3A 50/60Hz or 8-24V DC, 0.8A |
| Operating Temperature | -20°C~50°C ( -4°F ~ 122°F) |
| Operating Humidity | 0 ~ 95% RH, no condensation |
| What is in the Box | Doorbell Camera G400 (Wired) x 1, Chime x 1, User Manual x 2, USB-C Charging Cable x 1, Wall Screws & Anchors Kit x 1, Mounting Plate x 1, 15° Wedge x 1, Sealing Plug x 2, Detaching Pin x 1, Extension Wires Kit x 1, Mounting Hole Template x 1 |
