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Top » Catalog » VoIP / SIP Gateways » IP Analog Adapters » HT502

Grandstream HandyTone (HT) 502 Analog Adapter
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Grandstream HandyTone (HT) 502 Analog Adapter
  • FXS adapter to connect analogue telephone/fax machines to a VoIP Network
  • Dual 10/100 Mpbs ports (RJ45) with integrated router
  • 2 FXS ports (RJ11) with up to 2 SIP account profiles
  • NAT/PAT transparency for plug & play deployment
  • 1 year warranty against hardware defects
  • 14 day money back guarantee
  • 30 day email support for technical installation issues
Product Overview
The Grandstream Handytone 502 (HT502) next generation analog telephone adapter based on SIP standards represents a powerful, affordable and high quality manageable IP telephony solution for home or office applications. The 502 offers more powerful feature functionality and significantly better data router performance than its predecessor, as well as a new stylish look and design. Based on SIP standards, the HandyTone 502 features 2 FXS ports, dual 10M/100Mbps Ethernet ports with integrated high performance NAT router, port status and message waiting LED and a base stand for vertical positioning. It supports UPnP, SIP over TCP/TLS, up to 2 SIP account profiles and rich call features.
Key Benefits
  • Full Feature Voice/Fax-over-IP analog adapter
  • 2 FXS ports for analog telephones/fax machines
  • Integrated router, NAT and gateway
  • Ultra-Compact and lightweight
  • Universal Plug and dial based on SIP protocol
  • Cost Effective - Reuse existing analog phones and fax machines
Technical Specification
  • Dual RJ45 10/100 Ethernet Connection (WAN/LAN)
  • DHCP, NAT and router functionality
  • Dual FXS port for connecting analog telephones and fax machines
  • Support SIP 2.0, TLS, TCP/UDP/IP, RTP/RTCP, HTTP, ICMP, ARP/RARP, DNS, DHCP (both client and server), NTP, TFTP, PPPoE, STUN, UPNP, etc.
  • Built-in router, NAT, gateway, DMZ, and port forwarding
  • Powerful digital signal processing (DSP) to ensure superb audio quality; advanced adaptive jitter control and packet loss concealment technology
  • Message waiting LED
  • Stand to allow device to be mounted vertically
  • Extensive codec support, including G.711, G.723.1, G.729A/B, G.729E, G.728, G.726-40/32/24/16, iLBC
  • CallerID/Name display and block, hold, call waiting, call transfer, call forward, flash, three-way calling
  • Customizable ring tones
  • Fax pass-through and T.38 (pending)
  • Silence suppression and VAD, AGC and echo cancellation (G.168)
  • Layer 2 (802.1Q VLAN, 802.1p) and layer 3 QoS (DiffServ, Tos)
  • Automated NAT traversal without manual manipulation of firewall/NAT
  • Remote automated provisioning and software upgrades, even through firewalls and NAT to enable "zero configuration" and "plug and dial" for end-users
  • Configuration via built-in IVR, web browser or central provisioning

Available Options:
Power Supply Unit Type:
UK RJ-11 <-> BT Ring Adapter:
This product was added to our catalog on Wednesday 23 March, 2011.

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