r4-1
r4-1 r4-2
ETV-R4 Facial Recognition Series

3D Face Recognition Smart Lock with Dual Battery & Optional Palm Vein Unlock

View Specifications
Unlock Methods
Fingerprint / 3D Face Recognition / Palm Vein / Passcode / IC Card / Temporary Passcode / Mechanical Key / Remote Unlock
User Capacity
300 credentials
Door Thickness
40–120 mm

Overview

The R4 offers multiple biometric options with optional palm vein recognition, ideal for elderly users or those with worn fingerprints from manual work. Its dual-battery system ensures extended operation and eliminates power concerns. Unlock with 3D facial recognition, palm vein, or fingerprint, with built-in camera for video monitoring and remote intercom through the mobile app. A reliable security solution designed for uninterrupted protection.

Specifications

Recognition & Unlocking

Unlock Methods
Fingerprint / 3D Face Recognition / Palm Vein / Passcode / IC Card / Temporary Passcode / Mechanical Key / Remote Unlock
Fingerprint Sensor
Semiconductor
User Capacity
300 credentials
Lock Cylinder
C-level cylinder

Power & Emergency

Emergency Power
Type-C
Emergency Key
2

Material & Structure

Material
Aluminum alloy
Product Size
428mm x 78mm

Environment & Connectivity

Door Thickness
40–120 mm
Alarm Type
Anti-tamper / Low Battery / Incorrect Attempt

Product Details

3D Structured Light Facial Recognition

Effortless face-scanning entry with bank-grade security algorithms, effectively defending against photo, video, and mask attacks.

Palm Vein Unlock (Optional)

Provides a high-security, hygienic alternative for users with hard-to-read fingerprints.

Remote Video Intercom

Real-time alerts for doorstep activity sent to your phone, enabling remote two-way voice communication and one-touch unlocking.

Dual-Battery System

Ensures long-lasting power and uninterrupted operation.

Advanced Camera System

Equipped with an infrared night vision and a super wide-angle cat eye lens for clear viewing day and night.

Loitering Detection & Auto Capture

Automatically detects and records suspicious activity at the door.

Multi-Layer Security Alarms

Equipped with anti-tamper, incorrect attempt, low battery, and other alarm systems to promptly alert you to potential security risks.

Multiple Unlocking Methods

Supports facial recognition, fingerprint, passcode, key, access card, temporary passcode, and remote app unlocking, comprehensively covering all usage scenarios.

Applications

Entry & Security Doors

FAQ

What unlocking methods does the ETV-R4 support?

3D face, palm vein, fingerprint, passcode, card, key, temporary passcode and app unlocking, with anti-tamper and low-battery alarms for entrance doors.

How is the ETV-R4 powered?

A 4200 mAh lithium battery, recharged through Type-C. No mains wiring is needed at the door.

Which doors does the ETV-R4 fit?

Doors from 40 mm to 120 mm thick, including wooden doors, copper doors and security doors.

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