Grandstream Networks HT503 HandyTone Analog Telephone Adapter

Grandstream Networks HT503 HandyTone Analog Telephone Adapter

Grandstream Networks HT503 HandyTone Analog Telephone Adapter

B&H # GRHT503 MFR # HT503
Grandstream Networks HT503 HandyTone Analog Telephone Adapter

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Product Highlights

  • 1 x FXS Port / 1 x FXO Port
  • 2 x 10/100 Mbps Fast Ethernet Ports
  • Supports up to 2 SIP Account Profiles
  • Enhanced Voice Codec Support
  • Operates in NAT Router/Switched Modes
  • Fax over IP Support
  • Layer 2 & Layer 3 QoS Support
  • Caller ID Display or Block
  • Call Waiting
  • 3-Way Conference Call Support
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Ports: 1 x FXS Port / 1 x FXO Port

1 x FXS Port / 1 x FXO Port 2 x FXS Ports

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  • 1Description
With one FXS port and one FXO port, the HT503 HandyTone Analog Telephone Adapter from Grandstream Networks is capable of handling up to two analog telephones along with support for two separate SIP accounts. The gateway also acts as a NAT router, allowing you to connect an Ethernet-enabled device directly to the gateway to obtain Internet connectivity. Once configured, you benefit from advanced telephony features such as caller ID from both IP and PSTN, 3-way conference calling with IP and/or PSTN, remote call origination and termination from/to PSTN, and much more. You can also keep tabs on the status of your gateway via the integrated LED indicators for power, telephone, network ports, and message waiting indicator.
1 FXS telephone port (RJ-11), 1 FXO PSTN line port (RJ-11) with power-outage life-line support, dual 10/100 Mbps network ports (RJ-45) with integrated high-performance NAT router
Status LED for power, telephone, PSTN line, network, and message waiting indication
Advanced telephony features including caller ID from both IP and PSTN, call waiting, 3-way conference calling with IP and/or PSTN, remote call origination and termination from/to PSTN, hop-on and hop-off calling, transfer to IP or PSTN, forward to IP or PSTN, do not disturb, message indication, multi-language voice prompts, T.38 fax, flexible dial plan, and direct IP calling
Comprehensive voice codecs including G.711 (a/u-law), G.723, G.729A/B/E, G.726-40/32/24/16 and iLBC
Secure and automated provisioning using HTTP/HTTPS/Telnet/TFTP
Up to 2 SIP account profiles, SIP over TCP/TLS, SRTP
In the Box
Grandstream Networks HT503 HandyTone Analog Telephone Adapter
  • Universal Power Adapter
  • Ethernet Cable
  • Vertical Stand
  • Limited 1-Year Manufacturer Warranty
  • Table of Contents
    • 1Description
    Telephone Interface 1 x FXS port (RJ-11)
    1 x FXO PSTN line port (RJ-11) with lifeline support
    Network Interface 2 x 10/100 Mbps ports (RJ-45) with integrated NAT router and auto-detection and support for straight through or crossover cables
    LED Indicators Power, WAN, LAN, Phone, and Line
    Reset Button Factory reset button
    Voice Codec G.711 Annex I (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 14.4 kbps, fax datapump V.17, V.19, V.27ter, V.29 for T.38 fax relay
    DHCP Server Yes, can operate in NAT router or switched mode
    QoS (Quality of Service) Support Layer 2 (802.1Q VLAN, 802.1p), Layer 3 QoS (ToS, DiffServ)
    IP Signaling SIP (RFC 3261), SIP over TCP/TLS, SRTP, up to 2 SIP account profiles, symmetric and asymmetric RTP/codec in any call sessions
    DTMF Method RFC2833, and/or SIP INFO
    Provisioning & Management TFTP, HTTP, HTTPS, Telnet, secure and automated provisioning system for large deployment, syslog
    Power Supply Output: 12 VDC, 0.5 A
    Input: 100-240 VAC, 50/60 Hz
    Environmental Operating Temperature: 32 to 104°F / 0 to 40°C
    Storage Temperature: 10 to 130°F / 50 to 266°C
    Humidity: 10 to 90% (non-condensing)
    Short and Long Haul Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
    Caller ID REN3: Up to 150 ft / 45.7 m on 24 AWG line
    Polarity Reversal / Wink Yes
    EMC FCC/CE, EN55022/EN55024 and FCC part 15 Class B
    Safety UL
    Dimensions 0.98 x 4.53 x 2.95" / 25 x 115 x 75 mm
    Weight Not specified by manufacturer
    Packaging Info
    Package Weight 0.7 lb
    Box Dimensions (LxWxH) 6.5 x 4.9 x 2.6"

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