# Analog Terminal Adapter DeTeWe ETAB4 4×FXS analog ports, model 20350436

**URL:** https://aio.lv/en/product--detewe-20350436--3224695
**Data updated:** 2026-02-12 09:50 (EET)
**Category:** VoIP Gateways
**Manufacturer:** DeTeWe
**Manufacturer code:** 20350436
**EAN:** 3602070700988
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 298.49 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 246.69 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--detewe-20350436--3224695

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.99 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

The DeTeWe ETAB4 is an analog terminal adapter providing four FXS ports for connecting analog telephones or fax machines to a compatible telephony system. Supplied as model 20350436, it supports standard analog signaling and allows integration of legacy devices into VoIP or digital environments via an appropriate gateway. Ideal for small offices or locations that require continued use of existing analog handsets and fax equipment.

## Long description

The DeTeWe ETAB4 is an analog terminal adapter with four FXS ports designed to connect analog telephones and fax machines to a compatible telephony environment. It enables legacy handsets and fax devices to operate through modern voice networks when used with an appropriate gateway or PBX. The adapter supports standard analog signaling and offers a compact solution for sites that need to preserve existing analog equipment while transitioning to digital or VoIP infrastructures.
Advantages
The unit provides four independent FXS interfaces, allowing multiple analog devices to remain in service. Its compact design simplifies installation in small offices or equipment cabinets, and compatibility with standard analog signaling ensures predictable behavior with a broad range of telephones and fax machines. The ETAB4 facilitates phased migration strategies by preserving investment in existing endpoints while enabling integration with newer telephony platforms.
Suitable for
Small offices that need to keep analog phones or fax machines working with a modern PBX or VoIP gateway
Installations where a limited number of analog ports are required without replacing legacy handsets
Locations requiring analog fax integration into digital telephony systems
Temporary or transitional deployments during migration to full IP telephony
Key specifications
Analog interface: 4 FXS ports for connection of analog telephones and fax machines
Signaling: Standard analog signaling suitable for tone dialing, pulse dialing (where supported), and fax transmission
Form factor: Compact adapter designed for small installations and rack or shelf placement
Power: External or built-in power supply depending on system configuration (check local installation requirements)
Compatibility: Works with compatible gateways or PBX systems that accept FXS analog endpoints
How to use
Connect analog telephones or fax machines to the four FXS ports using standard telephone cables. Integrate the adapter with the telephony system by connecting its network or gateway interface according to the gateway or PBX installation guide. Configure line and signaling parameters on the gateway or PBX so that the connected analog devices are recognized and routed correctly. Verify dial plan and fax settings to ensure reliable voice and fax transmission.
Usage recommendations
Place the adapter in a ventilated location away from heat sources and ensure stable power. Test each connected telephone and fax for correct signaling and transmission after installation. For fax reliability, use recommended fax settings on the connected gateway or PBX and verify line quality. When planning a long-term migration, map critical analog endpoints and migrate them in phases to reduce disruption.

## FAQ

### How much does the DeTeWe ETAB4 analog terminal adapter 4×FXS cost, and is it available for purchase?

The price is 298.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 27 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 15.07.2026 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### 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 DeTeWe 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 DeTeWe 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

## Image

https://aio.lv/img/cache/product/3224695/67586225_large.webp