Market-Leading Features (Detailed):

• Dual FXS Ports with 2 SIP Profiles:
  Supports two analog phones or fax machines via two FXS ports, with independent SIP profiles for simultaneous service or failover usage.

• Integrated Gigabit NAT Router:
  Includes a powerful NAT router capable of up to 100 Mbps routing throughput—ideal for high-speed broadband environments without the need for a separate router.

• High-Security Communications:
  Features advanced encryption using TLS and SRTP protocols, protecting both voice calls and provisioning data from interception or tampering.

• Automatic Failover Redundancy:
  Automatically switches to a secondary SIP server if the primary becomes unreachable, ensuring uninterrupted communication.

• Full T.38 Fax Support:
  Enables reliable Fax-over-IP (FoIP) through T.38 protocol support, making it suitable for offices requiring digital fax services.

• 3-Way Voice Conferencing:
  Allows users to host 3-way conference calls directly from analog devices connected to the HT812, enhancing collaboration without additional systems.

• Wide Caller ID Compatibility:
  Supports various international caller ID standards, ensuring accurate caller display across regions.

• LED Status Indicators:
  Clear visual feedback for network and port status: POWER, NET1, NET2, PHONE1, PHONE2.

• Zero Configuration with Grandstream UCM IP PBXs:
  When used with Grandstream’s UCM series PBXs, it offers Zero Configuration provisioning for instant deployment and ease of management.