Grandstream HT813 – Analog VoIP Adapter with FXO & FXS

The Grandstream HT813 is a reliable analog VoIP adapter with FXO and FXS ports, offering HD audio, secure encryption, and seamless PSTN-to-VoIP integration.

Product Specification:

  • Ports: 1 FXS port (for analog phone), 1 FXO port (for PSTN line), 1 10/100Mbps Ethernet port
  • SIP Accounts: Supports up to 2 SIP profiles
  • Voice Quality: Wideband HD audio with echo cancellation
  • Audio Codecs: G.711µ/a-law, G.722, G.723.1, G.726, G.729A/B, iLBC, Opus
  • Conferencing: 3-way voice conferencing support
  • Fax Support: T.38 Fax over IP
  • Security: TLS and SRTP encryption, HTTPS provisioning, unique device certificates
  • Provisioning: Auto-provisioning via TR-069 and XML configuration
  • Network Features: NAT router, failover to PSTN on power/network outage
  • Power Supply: Universal input 100–240V, output 12V DC
  • Operating Temperature: 0°C to 40°C
  • Dimensions: 25mm (H) × 90mm (W) × 115mm (D)
  • Weight: Approx. 0.18 kg

Description

HT813 – Reliable VoIP Gateway for PSTN & Analog Integration

About Grandstream Analog VoIP Adapter HT813

The Grandstream HT813 is a high-quality analog VoIP adapter designed to seamlessly connect traditional telephony systems with modern VoIP networks. With both FXS and FXO ports, it allows users to integrate analog phones and PSTN lines into a VoIP solution, ensuring flexibility, cost savings, and reliable communication.

Why Choose HT813 for Your Business?

The Grandstream Analog VoIP Adapter HT813 is perfect for small businesses, remote workers, and home offices looking to modernize their communication setup.

Key Benefits:

  1. Seamless Integration – Connect analog phones and PSTN lines directly to VoIP networks.Cost-Effective
  2. Communication – Reduce call costs by routing through VoIP while keeping analog compatibility.
  3. High Security – Advanced encryption protocols ensure safe and secure voice communication.
  4. Excellent Voice Quality – Supports HD audio for clear and professional conversations.
  5. Flexibility – Ideal for hybrid telephony environments where analog and VoIP must work together.

Main Features of HT813

  • 1 FXS port and 1 FXO port for flexible connectivity
  • Supports 2 SIP profiles for versatile use
  • Advanced security with TLS and SRTP encryption
  • 3-way conferencing capability
  • Failover to PSTN in case of power or network outage
  • T.38 Fax support for reliable fax over IP
  • Compact design, easy to set up and manage

For larger setups, check out the Grandstream HT814 a 4-port analog VoIP adapter with Gigabit Ethernet and advanced security.