Grandstream HT812 2 Port Telephone Adapter

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Key Specification

Type: Analog Telephone Adapter (ATA)

Ports: 2 FXS ports, 2 Ethernet ports

Fast Charging: N/A

Cable Included: Power adapter and Ethernet cable


Price
৳8,200.00 /1
Quantity
Total Price
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Product Specification

Category

Details

Brand

Grandstream

Model

HT812

Type

2-Port Analog Telephone Adapter (ATA) with Integrated Gigabit NAT Router

FXS Ports

2 (Supports 2 SIP profiles)

Ethernet Ports

2 × Gigabit Ethernet (1 × WAN, 1 × LAN)

Voice Codecs

G.711, G.722, G.723.1, G.729A/B, iLBC, OPUS

Caller ID Formats

Bellcore, ETSI, DTMF, FSK

Fax Support

T.38 Fax-over-IP

Voice Features

3-way voice conferencing per port

Security

TLS, SRTP, HTTPS, AES encryption with unique security certificate per unit

Provisioning

TR-069, XML, FTP, TFTP, HTTPS, SSH

Failover SIP Server

Yes (automatic switch to secondary server if main server loses connection)

Router Features

Built-in NAT router with routing speeds up to 100 Mbps

Power Supply

12V DC, 0.5A

Dimensions

90 × 130 × 28.5 mm

Weight

353.33 g

Operating Temp.

0°C to 40°C

Storage Temp.

-10°C to 60°C

Humidity

10% to 90% non-condensing

 

* Product may vary with different Kit or Version

Product Details

Grandstream HT812 2-Port Telephone Adapter

The Grandstream HT812 is a reliable and high-performance Analog Telephone Adapter (ATA) that enables users to integrate their existing analog telephones and fax machines into a modern VoIP (Voice over IP) network. With two FXS ports, advanced VoIP features, and a built-in Gigabit NAT router, it is an ideal solution for both residential users and small businesses looking to reduce costs while upgrading to digital communications.

Key Features & Benefits

  • 2 FXS Ports – Connect up to two analog telephones or fax machines for seamless VoIP integration.
  • Gigabit NAT Router – Built-in dual Gigabit ports deliver high-speed data transmission and secure routing performance.
  • HD Voice Quality – Supports wideband codecs, echo cancellation, and adaptive jitter buffer for clear and natural voice conversations.
  • Advanced Security – Equipped with TLS and SRTP encryption, plus unique security certificates to ensure safe and private communication.
  • Flexible VoIP Features – Offers caller ID, call waiting, 3-way conferencing, voicemail support, and SIP accounts, making it perfect for professional use.
  • Broad Interoperability – Fully compatible with leading SIP platforms, IP PBXs, and VoIP service providers, ensuring easy deployment.
  • Compact & User-Friendly Design – Lightweight, sleek, and simple to install, with support for web-based management, auto-provisioning, and remote configuration.
  • Reliable & Cost-Effective – Reduces communication costs by enabling VoIP calls using existing analog phones and fax machines.
  • Ideal for SOHO & SMBs – Designed to meet the demands of small offices, home offices, and multi-line residential setups.

Why Choose the Grandstream HT812?

  • Connect 2 analog phones or fax machines to VoIP.
  • Benefit from a built-in Gigabit NAT router.
  • Enjoy HD voice quality with advanced codecs.
  • Strong security and management tools for safe communication.

Shop Now at Computer Village Agrabad

Get your Grandstream HT812 2-Port Telephone Adapter today at Computer Village Agrabad, Wali Mansion, 600 Sk. Mujib Road, Chowmohoni, Agrabad, Chattogram.

Order online for fast delivery across Bangladesh, including Dhaka, Chattogram, Sylhet, Rajshahi, Khulna, Barisal, and more. Upgrade your communication system with the Grandstream HT812 ATA—a secure and reliable bridge between analog phones and VoIP.

 

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