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Grandstream Handytone HT502 Analog Telephone Adaptor
  • Grandstream Handytone HT502 Analog Telephone Adaptor
  • Grandstream Handytone HT502 Analog Telephone Adaptor

Item Code: NTGS000028 Part Number: HT502

Grandstream Handytone HT502 Analog Telephone Adaptor

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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.


Telephone Interfaces 2 FXS ports (RJ11)
Network Interfaces Two (2) 10M/100Mbps ports (RJ-45)
LED Indicators Power, WAN, LAN, PHONE 1 and PHONE 2
Voicemail Indicator Yes
FXS Port 2
FXO Port No
PSTN Pass-through Port No
Reset Button Factory reset button
Telephony Features caller ID display or block, call waiting with caller ID, falsh, blind or attended call transfer, hold, call forward, do not distrub, 3-way conferencing
Voice Codec G.711 Annex I (PLC) and Annex II (VAD/CNG format), G.723.1A, G.723.1A/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, V27ter, V.29 for T.38 fax relay
DHCP Server/Client Nat Router Yes, can operate in NAT Router or Switched Mode
QoS 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 sessioins
DTMF Method RFC2833, and/or SIP INFO
Provisioning & Management UPnP, TFTP, HTTP, HTTPS, Telnet, secure and automated provisioning system for large deployment, syslog
Security Media SRTP
Universal Power Supply Output: 12VDC, 0.5A; Input 100-240 VAC, 50-60Hz
Environmental Operational: 32-104F or 0-40C; Storage: 10-130F; Humidity: 10-90% Non-condensing
Dimensions (HxWxD) 25mm x 115mm x 75mm
Short and long haul 3 RENs: Up to 150ft on 24AWG line
Caller ID Bellcore Type 1 & 2, ETSI, BT, NTT and DTMF-based CID
Polarity Reversal / Wink Yes
EMC FCC/CE, EN55022/EN55024 and FCC part15 Class B
Safety UL
Return & Exchange 14 Days
Manufacturer Warranty 1 Year By Vendor
Manufacturing Defect Exchange 1 Year Charge MFG Warranty Repair Services
Courtesy Warranty Repair Shipment Service 90 Days Courtesy MFG Warranty Repair Services
Charged Warranty Repair Shipment Service 1 Year Charge MFG Warranty Repair Services