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See who’s coming, know who’s home

Introducing the EP4—smarter security, redefined. With facial recognition, it knows exactly who’s at your door, sending you precise alerts in real time. Two-way audio lets you chat with visitors, no matter where you are. Plus, live video and motion detection keep you instantly connected and in control. It’s personalized protection that’s as smart as it is secure.

EZVIZ EP4 Wire-Free Peephole Door Viewer

4K Resolution

EZVIZ EP4 Wire-Free Peephole Door Viewer

5.5-Inch (Color) Touch Screen

EZVIZ EP4 Wire-Free Peephole Door Viewer

AI-Powered Recognition for Familiar Faces

EZVIZ EP4 Wire-Free Peephole Door Viewer

AI-Powered Human Shape Detection & PIR Detection

EZVIZ EP4 Wire-Free Peephole Door Viewer

F1.6 Large Aperture

EZVIZ EP4 Wire-Free Peephole Door Viewer

7,100 mAh Rechargeable Lithium Battery

EZVIZ EP4 Wire-Free Peephole Door Viewer

Live View & Two-Way Talk

EZVIZ EP4 Wire-Free Peephole Door Viewer

WDR & Distortion Correction

EZVIZ EP4 Wire-Free Peephole Door Viewer

Supports Local Storage¹ (Up to 512 GB)

EZVIZ EP4 Wire-Free Peephole Door Viewer

Suitable for Peephole from Diameter 14-50 mm

Zoom in on clarity from any distance to see the full picture

The EP4 delivers vibrant, lifelike visuals that bring every detail to your doorstep—whether you're at home or on the go. With stunning 4K resolution and an ultra-wide 155° field of view, you'll see more of what's happening outside, so you’re always able to make informed decisions.

EZVIZ EP4 Wire-Free Peephole Door Viewer

4K Resolution

EZVIZ EP4 Wire-Free Peephole Door Viewer

F1.6 Large Aperture

EZVIZ EP4 Wire-Free Peephole Door Viewer

IP54 Weatherproof Design

EZVIZ EP4 Wire-Free Peephole Door Viewer

Now

EZVIZ EP4 Wire-Free Peephole Door Viewer

Past

EZVIZ EP4 Wire-Free Peephole Door Viewer

155°

Field of View

Zoom in on clarity from any distance to see the full picture

The EP4 delivers vibrant, lifelike visuals that bring every detail to your doorstep—whether you're at home or on the go. With stunning 4K resolution and an ultra-wide 155° field of view, you'll see more of what's happening outside, so you’re always able to make informed decisions.

EZVIZ EP4 Wire-Free Peephole Door Viewer

4K Resolution

EZVIZ EP4 Wire-Free Peephole Door Viewer

F1.6 Large Aperture

EZVIZ EP4 Wire-Free Peephole Door Viewer

IP54 Weatherproof Design

EZVIZ EP4 Wire-Free Peephole Door Viewer

Now

EZVIZ EP4 Wire-Free Peephole Door Viewer

Past

EZVIZ EP4 Wire-Free Peephole Door Viewer

Unfold every crucial moment on the screen

With its vivid 5.5-inch color display, you’ll never be caught off guard. Every image is brought to life in stunning detail, offering you a crisp, vibrant view of what's happening outside your door—whether it's visitors, deliveries, or anyone coming calling. The clear and sharp display ensures you see it all, exactly as it is.

EZVIZ EP4 Wire-Free Peephole Door Viewer
EZVIZ EP4 Wire-Free Peephole Door Viewer

5.5-Inch

Color Screen

Welcome home, it always knows who's familiar

No more guessing games or vague alerts like “motion detected”—now you’ll get real-time, personalized notifications that tell you exactly who‘s at your doorstep. Now you’re reminded when a family member arrives.

EZVIZ EP4 Wire-Free Peephole Door Viewer
EZVIZ EP4 Wire-Free Peephole Door Viewer

AI-Powered Human Shape Detection

PIR Motion Detection

Stay one step ahead with smarter detection

Instantly recognize visitors or potential threats, with alerts that are smarter and more accurate than ever before. Customize your detection sensitivity to fit your space, ensuring you only receive the most relevant notifications, whether you're at home or on the go.

Talk to who’s at your door, anytime, anywhere

Never miss a moment with seamless two-way talk, right at your fingertips. When someone rings the doorbell, you’ll get an instant notification and a live video preview of who's at your door.

Talk to who’s at your door, anytime, anywhere

Never miss a moment with seamless two-way talk, right at your fingertips. When someone rings the doorbell, you’ll get an instant notification and a live video preview of who's at your door.

EZVIZ EP4 Wire-Free Peephole Door Viewer

Made for long-lasting security

To guard the door and make you feel secure around the clock, the EP4 uses a built-in battery with a relatively long standby time, so you don’t no need to recharge it frequently.

EZVIZ EP4 Wire-Free Peephole Door Viewer

Compatible Door Thickness:
35 - 105mm

Compatible Peephole Diameter:
14 - 50mm

Built to fit easily and tightly

The EP4 is easy to install without complicated wiring or tools, as long as there’s a compatible hole on your door. You can have the door viewer up and running in no time, all by yourself.

EP4
See who’s coming, know who’s home
EZVIZ EP4 Wire-Free Peephole Door Viewer Spec
Specifications
Specifications
Model CS-EP4
Installation Parameters
Supportive Hole Diameter 14 to 50 mm (0.55 to 1.97 inch)
Supportive Door Diameter 35 to 105 mm (1.38 to 4.13 inch)
Camera Parameters
Sensor 1/2.8" Progressive Scan CMOS
Lens 2.0 mm @ F1.6, visual angle (diagonal):160°
Day / Night Switch ICR Infrared Filter
IR Distance Max. 5 m
Max. Resolution 4K (3840 × 2160)
Video Frame Rate 15 fps
PIR Detection
Angle 110°
Distance Max. 6 m (20 ft)
Sensitivity Adjustable
Interface
Storage Interface Supports local storage (max. 512 GB)
Audio Input Built-in high sensitivity microphone
Audio Output Built-in high-power speaker
Buttons Doorbell button, power button, screen wake up button
Network
Intelligence Alarm AI-powered human motion detection & PIR motion
Protocol EZVIZ Cloud Proprietary Protocol
Video Intercom Local and remote video intercom
General Function Cloud video encryption and image encryption
Wireless
Wi-Fi Standard IEEE802.11b, 802.11g, 802.11n
Frequency Range 2.4 GHz ~ 2.4835 GHz
Channel Bandwidth Supports 20 MHz
Security 64/128-bit WEP, WPA/WPA2, WPA-PSK/WPA2-PSK, WPS
Transmission Rate 11b: 11Mbps, 11g: 54Mbps, 11n: 150Mbps
General
Screen 5.5-inch color touch screen
Color Golden / sliver
Operating Conditions -10°C to 45°C (14°F to 113 °F ), Humidity 95% or less (non-condensing)
Power Supply DC5V±10%
Power Consumption Max. 5 W
Dimension Screen and base: 103 × 142.4 × 28.4 mm (4.06 × 5.61 × 1.12 inch); Peephole doorbell: 71.7 × 71.7 × 52.7 mm (2.82 × 2.82 × 2.07 inch)
Weight 775.5 g (with package)
In the box
In the box - Panel
- Mounting Base
- Camera
- Buckle
- Screws × 6
- Base Cover
- Power Cable
- Regulatory Information
- Quick Start Guide
Certifications
Certifications CE / REACH / WEEE / RoHS

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