# Video intercom DAHUA VTH2421FB — 7" 1024×600 LCD, 1.5W speaker, Fast Ethernet, G.711, TCP/IP, Linux

**URL:** https://aio.lv/en/product--dahua-dhi-vth2421fb-p--3056328
**Data updated:** 2026-01-13 11:22 (EET)
**Category:** Control Systems
**Manufacturer:** DAHUA
**Manufacturer code:** DHI-VTH2421FB-P
**EAN:** 6939554972485
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 138.49 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 114.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dahua-dhi-vth2421fb-p--3056328

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The DAHUA VTH2421FB is a 7" video intercom monitor with a 1024×600 LCD for clear visitor viewing. It provides 1.5 W audio output, supports G.711 voice codecs and uses TCP/IP over Fast Ethernet for reliable communication. Running on Linux and intended for horizontal placement, it is suitable for residential or small-office door communication and monitoring.

## Long description

The Dahua Technology VTH2421FB is a 7" video intercom monitor with a 1024 x 600 LCD display designed for indoor horizontal installation. It provides audio communication with a 1.5 W speaker and supports G.711 voice codecs. The unit connects to IP-based systems via Fast Ethernet using TCP/IP protocols and runs on a Linux-based platform.
Advantages
The 1024 x 600 LCD delivers clear on-screen images for visitor identification and system menus. Fast Ethernet and TCP/IP support enable integration with networked intercom and access control systems. Compact horizontal design suits desk or wall-mounted indoor installations while the Linux operating system provides a stable software environment. Built-in G.711 codec compatibility ensures standard audio quality for voice transmission.
Suitable for
Residential apartment entry panels and lobby stations
Small office reception and internal communication
Integration with IP access control and video intercom systems
Key specifications
Display: 7-inch LCD, 1024 x 600 resolution
Speaker output: 1.5 W
Audio codec: G.711
Network: Fast Ethernet, TCP/IP
Operating system: Linux
Operating temperature range: -10°C to +55°C
Intended mounting: horizontal (indoor)
How to use
Install the monitor in a horizontal orientation in an indoor location and connect it to the building network via the Fast Ethernet port. Configure network settings to match the IP intercom system and verify TCP/IP connectivity. Pair the unit with the outdoor station or central controller according to the system integration guide, then test audio transmission using the built-in speaker and G.711 codec support.
Usage recommendations
Place the device indoors away from direct sunlight and extreme temperatures within the specified operating range (-10°C to +55°C). Use a stable Ethernet connection for reliable communication and follow the manufacturer's integration instructions when connecting to third-party IP access control systems.

## Specifications

| Feature | Value |
|---|---|
| Colour | Yes |
| Weight | 0.35 kg |
| Power consumption (typical) | 7 W |
| Supported network protocols | TCP/IP |
| Operating relative humidity (H-H) | 10 - 90 |
| Display diagonal | 7 " |
| Built-in microphone | Yes |
| Operating temperature (T-T) | -10 - 55 |
| Height | 119.6 mm |
| Display resolution | 1024 x 600 |
| Wall mountable | Yes |
| Width | 221.5 mm |
| Depth | 21.5 mm |
| Connectivity technology | Wired |
| Speaker power | 1.5 W |
| Backlight display | Yes |
| Product colour | Black |
| Speakerphone | Yes |
| Voice codecs | G.711, G.711u, PCM |
| Power consumption (standby) | 1 W |
| Built-in speaker(s) | Yes |
| Operating system installed | Linux |
| Placement supported | Horizontal |
| Ethernet LAN data rates | 10, 100 |
| Touchscreen | Yes |
| Video formats supported | H.264 |
| Ethernet interface type | Fast Ethernet |
| Touchscreen type | Capacitive |
| Display technology | LCD |
| Number of speakers | 1 |
| Number of displays supported | 1 |
| Indoor unit included | Yes |
| Outdoor unit included | No |
| Indoor unit power type | DC |

## FAQ

### How much does the DAHUA VTH2421FB 7" video intercom monitor cost, and is it available for purchase?

The price is 138.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 176 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 16.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can DAHUA VTH2421FB 7" video intercom monitor be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All DAHUA products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized DAHUA service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### Where can I download the instructions for DAHUA VTH2421FB 7" video intercom monitor?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/3056328/54660561_large.webp