The HT502 is a powerful VoIP router. The product's inclusion of an integrated high performance NAT router and dual 10/100Mbps Ethernet WAN and LAN ports enables a shared broadband connection between multiple ethernet devices. In addition to being SIP 2.0 standard compliant, the product supports Universal Plug-in-Play (UPnP), up to 2 SIP account profiles, and advanced telephony features.

• Enhanced security
• Automated provisioning using symmetric and asymmetric voice
• Support for a broad range of popular voice codec

• Universal Plug-in-Play (UPnP)
• 2 FXS ports (RJ11) w/up to 2 SIP account profiles
• Dual10/100 Mpbs ports (RJ45) w/integrated router
• T.38 Fax
• HTTP/HTTPS(pending)/Telnet/TFTP Provisioning
• SIP over TCP/TLS
• IP connectivity for any phone and fax
• Web management for easy configuration and installation
• Offers traditional and advanced telephony features
• Portable and compact for use at home or on the road

     Additional Specifications . . .

User Manuals

HT286 User Manual

HT502 User Manual

HT503 User Manual

HT Series Quick User Guide

Quick Installation Guides

HandyTone Quick Installation Guide

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• German
• Italian

Declaration of Conformity

Declaration of Conformity Grandstream HT-503

Marketing Documents

Grandstream ATAs and Gateways Comparison Chart

FAQ

HandyTone Series FAQ

White Papers

HT503: Hop-on/Hop-off Scenario

HT503: Peer to peer calling

Peer-to-Peer Gateway with multiple HandyTones

HT503: XML Provisioning Guide

Grandstream TR-069 Information

Grandstream Provisioning Guide

Datasheets

Power Consumption Datasheet

Firmware

Firmware Download

Tools

Tools, Utilities, and Configuration Templates

Grandstream Device IP Discovery Tool

GNU General Public License

GNU GPL Download