• Grandstream HT813 Hybrid VoIP ATA front view showing LED status indicators for FXS, FXO and network connectivity -tpstech.in
  • Grandstream HT813 Hybrid VoIP ATA front left angle view with 1 FXS and 1 FXO port for analog phone and PSTN VoIP integration -tpstech.in
  • Grandstream HT813 Hybrid VoIP ATA front right angle view for SIP telephony, analog phone connectivity and business VoIP deployment -tpstech.in
  • Grandstream HT813 Hybrid VoIP ATA rear view showing dual LAN and WAN ports, 1 FXS port, 1 FXO port and DC power input -tpstech.in
  • Grandstream HT813 Hybrid VoIP ATA left side view with ventilation design for reliable analog to VoIP communication -tpstech.in
  • Grandstream HT813 Hybrid VoIP ATA right side view with ventilation panel for dependable SIP and PSTN gateway operation -tpstech.in
1 6

Grandstream HT813 Hybrid ATA with 1 FXS & 1 FXO Port VoIP Gateway

Grandstream HT813 Hybrid ATA with 1 FXS & 1 FXO Port VoIP Gateway

Brand: Grandstream
Rs. 8,616.00
43% off Rs. 14,999.00 Rs. 8,616.00 Utsav Offer
Sale Sold out

Currently out of stock

Ask us for the restock date or an in-stock alternative.

  • 100% Genuine, Brand New & Sealed
  • Original Manufacturer Warranty
  • Trusted Since 2014 ยท 15 Lakh+ Orders
View full details

โ˜Ž๏ธ Hybrid FXS & FXO Connectivity Connect one analog phone and one PSTN line to extend VoIP services while maintaining traditional telephone line support.

๐Ÿ”„ Reliable Backup Lifeline the FXS port automatically hard relays to the FXO port during a power outage, helping maintain access to your PSTN line.

๐Ÿ“ž Clear Voice & Fax Support Supports HD voice codecs and T.38 Fax over IP for dependable voice calls and fax transmission across IP networks.

๐Ÿ”’ Secure & Easy Deployment Built with AES encryption, TLS/SRTP security, TR-069 provisioning, and failover SIP server support for reliable operation.

๐ŸŒ Ideal for VoIP Migration Dual 10/100Mbps LAN/WAN ports with an integrated NAT router make it easy to connect existing analog equipment to modern IP telephony systems.

The Grandstream HT813 is a compact hybrid analog telephone adapter designed to connect one analog phone and one PSTN line to a VoIP network. It delivers reliable voice communication, T.38 Fax over IP support, secure SIP connectivity, and automatic failover for improved uptime. Compatible with SIP-based IP PBXs and VoIP service providers, it is an excellent choice for homes, offices, and businesses upgrading existing analog telephony without replacing their current devices.

ย