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Dahua

Dahua VTO6521H-S2 – IP Apartment Door Station, 2MP, 4.3" IPS, IP65

Name: Dahua VTO6521H-S2 – IP Apartment Door Station, 2MP, 4.3" IPS, IP65
Brand: Dahua
SKU: 30718

30718

Outdoor IP video intercom door station for apartment buildings featuring a 2MP camera, 4.3" IPS display, IC card reader, keypad, and PoE power support. IP65-rated, operating from –30 °C to +60 °C.

In stock

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Description

The Dahua VTO6521H-S2 is an advanced outdoor IP video intercom door station designed for apartment buildings and multi-entrance commercial facilities. It combines a 2MP colour CMOS camera (1/2.8" sensor) with a 4.3-inch IPS display (800 × 480) for crisp two-way video communication with an indoor monitor (VTH), master station (VTS), or mobile app. The device supports up to 40,000 users and 20,000 IC cards, making it suitable for office complexes, residential communities, and mixed-use buildings.

Key features

Camera: 2MP HD colour camera, 1/2.8" CMOS sensor, true WDR (Wide Dynamic Range)
Field of view: 113.79° horizontal angle of view
Display: 4.3" IPS, 800 × 480 resolution
Night vision: integrated white LED illumination with smart light compensation to reduce light pollution
Video bit rate: 1,024 kbps – 8,192 kbps
Audio: full-duplex two-way audio; G.711a, G.711u, PCM compression; built-in speaker; echo suppression and digital noise reduction; 16 kHz, 16-bit
Unlock methods: IC card, password, QR code (requires DSS platform), remote unlock via indoor monitor, app, or management centre
Capacity: up to 40,000 users and 20,000 IC cards
Alarm functions: duress alarm, tamper alarm, emergency alarm, door sensor timeout alarm
Interfaces: LAN (PoE), 1× relay output, 2× alarm inputs, 2× alarm outputs, 1× Wiegand input/output, RS-485, 12 VDC / 500 mA output for extension module or card reader
Protocols: SIP, CGI, ONVIF
Power supply: standard PoE (802.3af/at) or 12 VDC / 2 A (power adapter not included)
Power consumption: ≤ 5 W (standby), ≤ 18 W (operating)
Protection rating: IP65 (silicone sealant required for full weather protection)
Operating temperature: –30 °C to +60 °C; humidity 0% – 90% RH (non-condensing)
Dimensions: 389 mm × 145 mm × 41.9 mm
Mounting: flush-mount (VTM121) or surface-mount (VTM130) – accessories ordered separately

The unit supports audio and video message recording when no resident is available (SD card in VTH required) and can receive text notifications from a management centre. An ideal B2B solution for residential and commercial projects requiring a reliable, scalable video intercom infrastructure.