Grandstream HT812 – 2-Port Analog VoIP Gateway

The Grandstream HT812 is a high-performance Analog Telephone Adapter with 2 FXS ports and 2 Gigabit Ethernet ports, delivering HD audio, robust security, and seamless VoIP integration. Perfect for connecting analog phones to modern IP networks.

Product Specification:

  • Ports: 2 FXS ports, 2 Gigabit Ethernet ports
  • VoIP Protocols: SIP (RFC3261), broad VoIP platform compatibility
  • Audio Codecs: G.711μ/a-law, G.722, G.723.1, G.726, G.729A/B, iLBC, OPUS
  • Network Features: NAT router, DHCP server/client, IPv4 & IPv6
  • Security: TLS & SRTP encryption, secure provisioning
  • Fax Support: T.38 Fax-over-IP
  • Power Supply: 12V DC, low power consumption
  • Management: Web UI, TR-069, Grandstream Device Management System (GDMS)
  • Dimensions: Compact desktop form factor
  • Usage: Ideal for converting analog phones to VoIP with high-quality audio

Description

HT812 – High-Performance Dual-Port Analog Telephone Adapter

Reliable VoIP Gateway for Home & Business Communication

The HT812 Dual-Port Analog Telephone Adapter is a powerful VoIP gateway designed to connect your traditional analog phones and fax machines to modern SIP-based VoIP networks. It offers exceptional voice clarity, strong security, and easy setup, making it the ideal solution for residential users, remote offices, and small-to-medium businesses.

By using the HT812, you can enjoy the benefits of advanced VoIP technology while keeping your existing analog devices. This means lower phone bills, crystal-clear conversations, and the ability to integrate seamlessly with most major VoIP platforms.

Key Benefits:

  • Cost Savings – Reduce telecom expenses by switching to VoIP.
  • HD Audio Quality – Crystal-clear sound for improved communication.
  • Advanced Security – TLS and SRTP encryption to keep calls private.
  • User-Friendly Setup – Easy configuration with web-based interface and auto-provisioning.
  • Versatile Use – Suitable for home, office, and remote work environments.

Key Features of HT812 Dual-Port Analog Telephone Adapter

  1. 2 FXS Ports – Connect two analog phones or fax machines.
  2. HD Voice – Enhanced sound quality for better communication.
  3. Gigabit NAT Router – Built-in high-performance NAT router for improved network efficiency.
  4. Secure Communication – Industry-standard TLS and SRTP encryption.
  5. Broad Compatibility – Works with all major SIP-based VoIP services.
  6. Compact & Durable Design – Space-saving and built to last.