Dahua- VTO4202FB-MK
DAHUA VIDEO DOOR ACCESS SYSTEM VTO4202FB-MK
FEATURES
Backlit Metal Keypad
Provides a durable metallic keypad with backlighting for visibility in low light conditions.
Modular Integration
Designed to function as a module in Dahua’s VTO4202F modular door station system.
Robust Outdoor Construction
Housing made of aluminum alloy, with protection ratings of IP65 (with silicone sealing) and IK07 for impact resistance.
Low Power Design
Operates on 5 V DC (provided from other modules) with low power consumption (≤ 0.5 W)
Flush or Surface Mountable
Can be installed either flush or surface mounted in the modular frame.
SPECIFICATIONS
Button Type: Mechanical
Casing Material: Aluminum alloy
Power Output to Other Modules: 5 V DC
Power Supply: 5 V DC (supplied by main / supporting modules)
Installation Methods: Flush mount / Surface mount
Dimensions: 100 mm × 100 mm × 31 mm
Weight / Gross Weight: ~0.32 kg
Power Consumption: ≤ 0.5 W
Operating Temperature: –20 °C to +60 °C
Operating Humidity: 10% – 90% RH
Protection / Vandal Resistance: IP65, IK07 (installation must include silicone sealing)
DAHUA VIDEO DOOR ACCESS SYSTEM VTO6521K-S2
FEATURES
High-Definition Camera & Wide-Angle View
It has a 2 MP (1/2.8″) CMOS high-definition camera with a field of view of about H: 95°, V: 50°, D: 110°, allowing clear identification of visitors at the door station.
Integrated 4.3″ LCD and Metal Buttons for Visitor Interaction
The door station includes a 4.3-inch non-touchscreen display (800 × 480) and mechanical metal buttons for residents to be called, which simplifies visitor operation in apartment settings.
Multiple Authentication & Access Options
It supports unlocking via password, IC card, QR code (via compatible system), and remote unlock via app or management centre—making it flexible for different installation needs.
Outdoor-Rated Enclosure with Smart Illumination
The unit’s housing is rated IP65 (with proper sealing) and features smart illumination to reduce light pollution while still achieving image clarity at night.
Large User & Card Capacity for Multi-Residence Use
This model supports up to 40,000 users and 20,000 cards, making it suitable for medium- to large-scale apartment or multi-unit buildings.
SPECIFICATIONS
Display: 4.3″ non-touch IPS, 800×480 resolution
Camera: 1/2.8″ 2 MP CMOS, 95° H × 50° V, 110° diagonal, True WDR (120 dB), 3D noise reduction
Video Compression: H.264/H.265; main stream up to 720p@25 fps
Audio: Two-way audio with G.711a/u, PCM; echo and noise suppression
User Capacity: 40,000 users, 20,000 card slots
Authentication: IC card, password, remote unlock; 12 VDC/500 mA output for modules
Alarms & I/O: Duress/tamper/emergency/door; 2 alarm inputs, 2 alarm outputs, RS‑485, Wiegand I/O, exit button, door status, lock control, lock relay
Network: Ethernet 10/100 Mbps; SIP, RTSP, ONVIF, CGI, HTTP(S), FTP, DNS, RTP/RTMP, SSH
Power: PoE or 12 VDC/2 A, ≤ 5 W standby, ≤ 18 W working
Protection: IP65 (requires sealant), IK07, –30°C to +60°C, 0–90% RH
Build & Size: Aluminum alloy, 389×145×44 mm, net ~1.4 kg (gross ~1.7 kg)
DAHUA VIDEO DOOR ACCESS SYSTEM VTO6531F-S2
FEATURES
High-Resolution Display and Dual-Camera System
The VTO6531F-S2 is equipped with a 4.3-inch LCD screen boasting a resolution of 800 × 480 pixels, providing clear visuals for users. It features a 2 MP dual-lens camera with a wide horizontal field of view of 160°, ensuring comprehensive coverage and detailed imaging.
Advanced Face Recognition Technology
This device utilizes deep learning algorithms for face recognition, offering an impressive accuracy rate of 99.9%. It can detect faces from a distance of 0.3 to 2 meters, with a rapid identification speed of 0.2 seconds per person, enhancing security and user convenience.
Multiple Access Control Methods
The VTO6531F-S2 supports various unlocking methods, including face recognition, Mifare IC cards, PIN codes, and QR codes, providing flexible access solutions. It can store up to 40,000 users, 20,000 faces, and 20,000 cards, accommodating large-scale installations.
Robust and Weather-Resistant Design
Designed to withstand harsh environmental conditions, the VTO6531F-S2 has an IP65 ingress protection rating, making it resistant to dust and water. It also features IK08 vandal resistance, ensuring durability and reliability in outdoor settings.
SPECIFICATIONS
Display: 4.3″ IPS, 800 × 480 resolution
Camera: 2 MP CMOS, True WDR, FOV ~95° H × 50° V
Auth Capacity: 20,000 users, 10,000 faces/cards, 10,000 fingerprints
Recognition: ≤ 0.2 s latency, liveness detection, human height recognition 1.1–2.4 m
Audio/Video: H.264, G.711a/u, full duplex, echo/noise suppression
Memory: MicroSD up to 512 GB; stores snapshots and messages
Network: SIP, RTSP, ONVIF, TCP/UDP, HTTP(S), FTP
I/O & Power: RS‑485, Wiegand, 2 alarm in/out, exit button, door sensor/lock relay, 12 VDC output, PoE or 12 VDC/2 A (≤ 18 W working)
Protection: IP65, IK07, –30 °C to +60 °C
Dimensions & Weight: ~389×145×43 mm, ~1.3 kg
