# VoIP telephone adapter Grandstream Networks HT841

**URL:** https://aio.lv/en/product--grandstream-grandstreamht841--10874329
**Data updated:** 2025-12-03 09:16 (EET)
**Category:** VoIP Gateways
**Manufacturer:** Grandstream
**Manufacturer code:** Grandstream\_HT841
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 126.49 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 104.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--grandstream-grandstreamht841--10874329

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The Grandstream Networks HT841 VoIP telephone adapter supports multiple voice codecs including G.711, G.723.1, G.726, G.729A, and G.729B. It features fax compatibility with T.38 and has LED indicators for LAN, Power, and WAN. Security is ensured with AES, HTTPS, SIPS, and SSL/TLS protocols. Compact dimensions of 100mm width, 28mm depth, and 190mm height make it an ideal choice for efficient VoIP communication.

## Long description

The HT841/881 FXO gateway series provides businesses with a straightforward, easy-to-deploy VoIP solution. These FXO gateways allow seamless connection of multiple sites and office devices to hosted or on-premise IP PBX systems, enabling straightforward integration with existing telephony infrastructure. The HT8x1 models include both FXO and FXS ports to support inbound and outbound calling via the PSTN, while offering automated provisioning and high call quality suitable for business environments.
Advantages
The HT841/881 line supports reliable PSTN connectivity through FXO and FXS interfaces, simplifies rollouts with automated provisioning, and maintains clear voice quality for everyday business communication. Its compatibility with hosted and on-premise IP PBX systems makes it adaptable for different deployment scenarios and multi-site networks.
Key specifications
Models: HT841, HT881
Port types: FXO and FXS ports for PSTN calling
Use case: Connects office devices and multiple locations to IP PBX (hosted or on-premise)
Provisioning: Automated provisioning support
Audio: Business-grade voice quality
How to use
Connect the gateway to the local PSTN line and to your LAN, then configure it to register with the target hosted or on-premise IP PBX. Use the vendor's provisioning tools to apply settings across devices for faster deployment. Verify FXO/FXS port assignments according to your call flow and test inbound and outbound calls to confirm voice quality and routing.
Recommendations
For reliable operation, place the gateway on a stable network with adequate QoS settings, keep firmware updated, and use automated provisioning to reduce manual configuration errors when deploying multiple units.

## Specifications

| Feature | Value |
|---|---|
| Dimensions (WxDxH) | 120 x 180 x 36 |
| Weight | 0.46 kg |
| Security algorithms | SSL/TLS, SIPS, HTTPS, AES |
| Operating relative humidity (H-H) | 10 - 90 |
| Storage temperature (T-T) | -10 - 60 |
| Operating temperature (T-T) | 0 - 40 |
| Height | 190 mm |
| LED indicators | WAN, Power, LAN |
| Width | 100 mm |
| Depth | 28 mm |
| Conference call | Yes |
| Voice codecs | G.729A, G.729B, G.726, G.723.1, G.711 |
| Fax compatibility | T.38 |
| Modem (RJ-11) ports | 4 |
| Ethernet LAN (RJ-45) ports | 2 |
| Caller ID | Yes |
| Call waiting | Yes |
| Quality of Service (QoS) support | Yes |
| Reset button | Yes |

## FAQ

### How much does the VoIP telephone adapter Grandstream Networks HT841 cost, and is it available for purchase?

The price is 126.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 31 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 02.07.2026 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 VoIP telephone adapter Grandstream Networks HT841 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 Grandstream 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 Grandstream 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 VoIP telephone adapter Grandstream Networks HT841?

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

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