Grandstream HT818 FXS ATA 8 Port Voip Gateway

The HT818 v2 is a powerful 8-port VoIP gateway with 8 FXS ports and an integrated Gigabit NAT router. Built for users looking for a strong analog-to-VoIP converter.

Features:

• 8 FXS Ports: Connects up to eight analog phones or fax machines to VoIP services simultaneously.
• Gigabit Connectivity: Includes dual 10/100/1000 Mbps network ports for high-speed performance.
• HD Voice Quality: Supports wideband audio codecs and advanced echo cancellation for clear communication.
• Advanced Security: Features TLS and SRTP encryption for secure voice transmission.
• Failover Support: Includes a lifeline port that automatically switches to PSTN during power or network failures.
• SIP Compatibility: Interoperable with major SIP platforms, softswitches, and IP PBXs.
• Easy Management: Supports TR-069, XML configuration files, and Grandstream Device Management System (GDMS) for remote provisioning.
• High Performance: Equipped with a powerful NAT router and dual firmware images for reliability and redundancy.

Specifications:

• Ports: 8 FXS ports, 2 Gigabit Ethernet ports (RJ45), 1 RJ11 PSTN lifeline port
• Protocols: SIP (RFC 3261), UDP/TCP/TLS, SRTP, HTTP/HTTPS, TFTP, TR-069, IPv4/IPv6
• Voice Codecs: G.711?/a, G.722, G.723.1, G.726, G.729A/B, iLBC, OPUS, in-band and out-of-band DTMF
• Fax Support: T.38 Fax relay and G.711 pass-through
• Network Features: NAT router, DHCP server/client, QoS, VLAN tagging, DNS SRV, DDNS
• Security: TLS/SRTP encryption, 802.1x authentication, strong password protection
• Management: Web UI, HTTP/HTTPS, TFTP, TR-069, XML provisioning, GDMS support
• Power Supply: 12V DC, 1.5A (external adapter)
• Power Consumption: 6W (typical)
• Operating Temperature: 0C to 40C (32F to 104F)
• Humidity: 10% to 90% non-condensing
• Dimensions: 158mm 117mm 34mm
• Weight: Approx. 340g

What’s in the Box:

• HT818 V2 ATA Unit
• Power Adapter (12V DC)
• Ethernet Cable
• Quick Installation Guide