Dahua VTA8311A 2MP Wired & Wireless Alarm Column with 30W Speaker

In stock
SKU: VTA8311A
Regular price $1,000,000.00

This is a placeholder price. Please contact us for a quote.

Lead time & order confirmation

Most orders ship within 30 working days. Stock status shown on this page is not real-time.

After you place your order, please check the order confirmation email from our team. We will confirm stock, lead time and shipping before dispatch. If an item is out of stock, we may propose a compatible replacement model for your approval.

Working to a project deadline? Contact us before ordering.

Need help with this product?

Our team can confirm specifications, stock and pricing before you order.

Email sales@icctvzone.com or contact us.

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Daniel Levent
Daniel LeventSenior Engineer SalesOnline now

Need help choosing the right model? I can confirm specifications, stock and lead time before you order.

VTA8311A

> With its 2-MP high-definition camera, the device supports video and snapshot linkage, and OSD overlay on the webpage.

> 30 W speakers and highly sensitive microphones are included.

> The 2 RJ-45 10/100 Mbps self-adaptive Ethernet ports allow alarms to be reported to 2 alarm receiving centers at the same time.

> Supports two-way voice talk and calling through the platform or management device to broadcast your voice.

> Supports being linked to alarm receiving centers. Similar to a landline telephone, the included PSTN module allows phone calls to be made.

> Supports accessing PTZ cameras, bullet cameras, and LEDs.


Product Data

 

Port

Alarm Input

2

Alarm Output

2

Network Port

2 × RJ–45 10/100 Mbps self-adaptive Ethernet port

Telephone Line

1 × PSTN

SIM Card Slot

Yes (4G is optional)

RS-232

1

RS-485

1 (supports accessing a dot-matrix display)

Auxiliary Power Output

1 × 12 V/1 A

SD Card Slot

1 × Micro SD card slot (maximum 256 GB)

Video & Audio

Video Compression

H.264/H.265

Audio Input

Supports 1 audio input channel with a maximum pickup distance of 5.0 m (16.40 ft)
Supports accessing an external pickup.

Audio Output

Supports 1 audio output channel with a maximum power of 30 W
Supports accessing an active speaker.

Audio Compression

G.711a/G.711U/PCM/G.726/AAC

Volume Control

Yes

Two-way Audio

Yes

Field of View

D: 105°
H: 88°
V: 44°

Resolution

704 × 480; 640 × 480; 1280 × 720; 1920 × 1080

Frame Rate

1–25 fps

Illumination Mode

IR illumination

Illumination Range

30 m (98.43 ft)

Day/Night Switch

Yes

Function

Indicator Light

2 function indicators (alarm and alarm button)

Button

1 × alarm button

External Accessories

Vertical pole

Phone Call

Yes

Video Linkage

Yes

Camera Video and Snapshot Linkage

Yes

OSD Overlay

Up to 5 lines can be added with 60 English letters in each line on webpage

Arm and Disarm

Arming/Disarming on webpage

Remote Update

Yes

Network Protocol

DHCP; UPNP; NTP

FTP Server

Yes

Tamper

2-channel door detector tamper alarm

Logs

Stores up to 10,000 logs, including alarm events and operation logs

Search for Remote Alarm Event

Yes

General

Language

English

Power Supply

110–240 VAC

Power Consumption

Idling: 20 W (without speakers)
Full load: 55 W

Operating Temperature

–30 °C to +65 °C (–22 °F to +149 °F)

Operating Humidity

93% & +40 °C (+104 °F)

Product Dimensions

2,410 mm × 340 mm × 330 mm (94.88" × 13.38" × 12.99")

Packaging Dimensions

2,667 mm × 615 mm × 715 mm (105.00" × 24.21" × 28.15")

Net Weight

95 kg (209.44 lb)

Gross Weight

110 kg (242.51 lb)

Installation

footing cage mount

Casing Material

Galvanized plate

Protection

IPX5

 

Order & Pricing Information for Surveillance Products

Please note the following important details when ordering surveillance products from ICCTVZONE:

  • Order confirmation: After you place an order, please check the confirmation email from our team. We will confirm stock, lead time and shipping before dispatch.
  • Stock & replacements: Inventory status is not real-time. If an item is out of stock, we may propose a compatible replacement model for your approval.
  • Final pricing: Prices shown are indicative. The final price is confirmed on the Proforma Invoice (PI) after order confirmation.
  • Project-specific pricing: Some products are configured for project requirements; pricing may vary with quantity and specification.
  • Minimum order: A minimum order value may apply to non-stock or project items; our team will confirm before processing.
  • Shipping costs: Shipping is calculated separately and added to the order total.
  • Duties & taxes: Import duties, taxes and customs clearance fees are not included in the product price or shipping quote. These charges are the customer's responsibility.
  • Genuine products: We supply genuine products from leading brands with current firmware.
  • Technical support: Our engineers provide pre-sales and after-sales technical support.
  • Warranty: Warranty terms depend on the product and order type; we will confirm the applicable coverage in writing.

Questions? Contact sales@icctvzone.com.

Why this model

Product Features

What this model is for, what it does well, and what to confirm before it goes on a project.

Best for

Ideal for parking areas, campuses and remote sites that need a two-way voice help point with camera verification and alarm center linkage.

Before you orderConfirm your alarm receiving center setup, whether the optional 4G SIM slot is required for your site, and current lead time before ordering.
01
See and Speak

A 2MP camera with IR illumination pairs with sensitive microphones and a 30W speaker so operators can verify and respond to each call.

02
Dual Center Reporting

Two RJ-45 Ethernet ports let alarms report to two receiving centers at once, adding a backup path for critical notifications.

03
Landline Calling Built In

The included PSTN module supports phone calls similar to a landline telephone, while two-way talk runs through the platform or management device.

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