Grandstream HandyTone HT502

Our Price $42.50
MSRP $79.00

HT502The Grandstream HandyTone 502 is a VoIP ATA that features 2 FXS ports, and dual 10M/100Mbps

Grandstream HandyTone HT502 Summary

The Grandstream Handytone 502 is the next generation of powerful, affordable, high quality and manageable IP telephony ATA/IAD for residential users and road warriors. Its compact size, excellent voice quality, packed feature functionality and market leading price-performance point enables all consumers to maximize the power of IP voice and data connectivity for a minimal investment.

The HT502 is SIP 2.0 standard compliant and 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 Universal Plug-in-Play (UPnP), up to 2 SIP account profiles, and traditional and advanced telephony features.

The HT502 provides an enhanced level of security and provides automated provisioning using symmetric and asymmetric voice codec/RTP in any call sessions, and supports a broad range of popular voice codecs.

Grandstream Handytone 502 Key Features

  • 2 FXS telephone ports (RJ11), dual 10/100 Mbps network ports (rj45) with integrated high performance NAT router
  • Status LED for power, telephone and network ports, and message waiting indication
  • Advanced telephony features including caller ID, call waiting, 3-way conference, transfer, forward, do not disturb, message indication, multi-language voice prompts, T.38 fax, flexible dial plan, direct IP calling
  • Comprehensive voice codecs including G.711(a/u-law), G.723.1, G.729A/B/E, G.728, G.726-40/32/24/16 and iLBC
  • UPnP, secure and automated provisioning using HTTP/HTTPS/Telnet/TFTP
  • Up to 2 SIP account profiles, SIP over TCP/TLS
  • Symmetric and asymmetric voice codec/RTP in any call sessions

Grandstream Handytone 502 Features

Telephone Interfaces

  • 2 FXS Ports (RJ11)

Network Interfaces

  • Two (2) 10m/10mbps ports (RJ-45)

LED Indicators

  • Power, Wan, Lan, PHONE1 and PHONE2

Reset Button

  • Factory Reset Button

Telephony Features

  • Caller ID display or block, call waiting with caller ID, flash, blind or attended call transfer, hold, call forward, do not disturb and 3 way conferencing

Voice Codec

  • G.711 Annex 1 (PLC) and Annex II (VAD/CNG format), G.723.1A, G.729A/B/E, G.728, G.726-40/32/24/16, iLBC

Voice over Packet Capabilities

  • Voice Activity Detection (VAD) with Comfort Noise Generation (CNG) and Packet Loss Concealment (PLC), Dynamic Jitter Buffer, G.168 compliant Line Echo Cancellation

Fax over IP

  • T.38 compliant Group 3 Fax Relay up to 14.4kpbs, Fax Datapump V.17, V.19, V.27ter, V.29 for T.38 fax relay

DHCP Server/Client – NAT Router

  • Yes, can operate in NAT router or Switched Mode

Network Protocols



  • Support Layer 2 (802.1Q VLAN, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS

IP Signaling

  • SIP (RFC 3261), SIP over TCP/TLS, up to 2 SIP account profiles, symmetric and asymmetric RTP/codec in any call sessions

DTMF Method

  • RFC2833, and/or SIP INFO

Provisioning & Management

  • UPnP, TFTP, HTTP, HTTPS, Telnet, secure and automated provisioning system for large deploymeny, syslog

Caller ID

  • Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF based CID

Universal Power Supply

  • Output: 12VDC, 0.5A
  • Input: 100-240 VAC, 50-60Hz
Features HT-502
Ethernet Ports 2 RJ45 10/100 Mbps
NAT/Router Yes
DHCP Client/Server
FXS Port 2
Fax Support Pass-Through via G.711 and T.38
Audio Codecs G.711(a/u-law), G.723.1, G.729A/B, G.729E, G.728, G.726-40/32/24/16 and iLBC
Call Features Caller ID, call waiting, 3-way conference, blind and attended transfer, call forward, do-not-disturb, voicemail, and more
Remote Configuration Secure and Automatic via TFTP/HTTP/HTTPS/Telnet