Every Smile, Every Move. Crystal Clear
Dual-Lens Smart Baby Camera
Tapo C840

See Your Baby’s Face In Stunning Clarity With Dual Lens
The 1080p telephoto lens reveals every detail of your baby’s facial expressions, while the wide-angle lens covers the entire nursery in stunning 2K 4MP resolution.

Continuous Monitoring, No Matter Where They Roam
Pan and tilt operation provides a 360° view of your nursery, while smart motion tracking keeps your baby in frame even as they move around.

Receive instant alerts when your baby needs you. No subscription required.
- Baby Cry Detection – Our AI algorithms accurately distinguish your baby’s cry from other sounds so you can respond quickly and confidently when they need you.
- Covered-Face Detection – The camera alerts you instantly if your little one’s face becomes obstructed. This allows you to act quickly to prevent any potential breathing issues.
- Safety Fence – As your baby becomes more mobile, you can set boundaries with a virtual safety zone. You’ll be notified if they leave the area, allowing you to quickly guide them back to safety.
Stay connected to your baby from anywhere.
- Multitask With Ease – Keep an eye on your baby even while you work with picture-in-picture viewing and background sound.
- Two-Way Audio – Hear and speak to your baby from anywhere with our built-in premium microphone and speakers.
HD Night Vision with Invisible Infrared
See the finest details at night as your baby sleeps soundly, undisturbed by the non-visible infrared night vision.

Sweet dreams for them, sweet relief for you.
- Sleep Analysis & Reports – Uncover your baby’s sleep patterns with insights on total sleep, sleep onset, and wake-ups. Daily and weekly reports help you build better sleep habits for your child’s well-being.
- Soothe your baby to sleep with built-in lullabies and comforting white noise options.
- SCreate the perfect sleep ambience with the built-in smart night light. Easily control brightness and warmth with the included Tapo button or the convenient Tapo app.
Built with your family’s safety in mind.
-
Lens Conceal – Physically turn the camera’s lens down for complete control of your privacy. -
Privacy mode – Set customizable privacy zones to ensure only designated areas are monitored and personal spaces are kept private. -
128-bit AES Encryption – One of the most secure encryption methods for protecting all video and audio data. -
Local And Cloud Storage – Securely store recorded videos locally on a microSD card (up to 512 GB) or use Tapo Care cloud storage services (subscribe separately).
|
CAMERA |
|
|---|---|
| Image Sensor | 1/2.9″ |
| Lens | Focal Length: 2.53 mm ± 5%, 6.2 mm ± 5% Aperture: F1.6 ± 5%, F1.6 ± 10% Field of View: Wide-angle lens: 144° (Diagonal), Zoom lens: 55° (Diagonal) |
| Night Vision | 850 nm IR LED, 940 nm IR LED |
| Day/Night Switch | IR-Cut Filter with Auto-Switching |
| Interface & Button | 1× RESET Button 1× microSD Card Slot (Up to 512 GB) |
|
VIDEO & AUDIO |
|
|---|---|
| Maximum Resolution | 2560 × 1440 px + 1920 × 1080 px |
| Frame Rate | 15/20/25/30 fps (Default 15 fps) |
| Video Compression | H.264 |
| Live View | Yes |
| Image Enhancement | 3DNR WDR |
| Audio Input & Output | Built-in Microphone and Speaker |
| Audio Communication | Two-Way Audio with Noise Cancellation |
| Siren Volume | 94 dB (Level measured at 4-inch/10-cm distance) |
|
STORAGE |
|
|---|---|
| Local Storage | microSD Card Slot on Camera (Up to 512 GB) |
| Cloud Storage | Tapo Care Cloud Storage Services (Subscription required) |
|
DETECTION and NOTIFICATIONS |
|
|---|---|
| AI Detection | Baby Crying Detection Sleep Detection Covered Face Detection Safety Fence Detection Baby Leave Detection Motion Detection Visitor Detection Pet Detection Camera Tampering Detection Cat Meows Detection Dog Barks Detection Glass Break Detection |
| Activity Zones | Yes *Only works with Covered Face/Motion/Vistor/Pet Detection. |
| Output Notification | Activity Notifications Rich Notifications (Tapo Care Services) |
|
NETWORK |
|
|---|---|
| Network Connectivity | Connect via Wi-Fi |
| Wireless Connectivity | IEEE 802.11a/ac/b/g/n, 2.4 GHz/5 GHz Wi-Fi, Bluetooth 5.0 (for setup & Tapo button) |
| Protocol | TCP/IP, DHCP, ICMP, DNS, NTP, HTTPS, TCP, UDP |
| RTSP | Yes |
| ONVIF | Yes |
| Transmission Rate | 11b: 11 Mbps 11g: 54 Mbps 11n: 144.4 Mbps (2.4 GHz), 300 Mbps (5 GHz) 11ac: 433 Mbps |
|
SECURITY |
|
|---|---|
| Security | On-Device Machine Learning 128-bit AES Encryption with SSL/TLS WPA/WPA2-PSK |
|
POWER |
|
|---|---|
| Power Source | 5V DC Power Adapter |
| Input Voltage | 100-240 V~, 50/60 Hz |
| Output Voltage | 5 V, 2 A (DC Power) |
| DC Power Connector Size | Adapter: USB A Camera: USB Type C |
| Power Cord Length | 3 m |
| Typical Power Consumption | 4.2 W |
| Maximum Power Consumption | 7.6 W |
|
GENERAL |
|
|---|---|
| Smart Integration | Google Assistant, Amazon Alexa, Samsung SmartThings, Apple HomeKit |
| Mounting Options | Tabletop Crib-Mounted Wall-Mounted Ceiling-Mounted |
| Operating Temperature | 0 ℃ ~ 40 ℃ (32 °F ~ 104 °F) |
| Storage Temperature | -40 ℃ ~ 60 ℃ (-40 °F ~ 140 °F) |
| Operating Humidity | 10% ~ 90% RH, Non-condensing |
| Storage Humidity | 5% ~ 90% RH, Non-condensing |
| Dimensions ( W x D x H ) | 1.81 × 1.81 × 4.17 in (46 × 46 × 105.8 mm) |
| Weight | 8.78 oz / 249 g |
| Package Content | Tapo C840 Camera Power Adapter USB-Type C Power Cord Gooseneck Clamp Mount L-Shaped Mounting Bracket Tapo S135B Bluetooth Button Metal Plate Mounting Templates Mounting Anchors Mounting Screws Cable Clips Velcro Quick Start Guide |

















