Grandstream HandyTone 503 - HT503

Qty:
Call for Volume Pricing
$69.00

List Price: $95.00

  • Part Number: HT503
  • Warranty: 1 year
  • Availability: available to ship same business day
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Grandstream HandyTone 503 - HT503


Grandstream HT503 - Features

  • 1 FXS telephone port (RJ11), 1 FXO PSTN line port (RJ11) with power-outage life line support,
  • Up to 2 SIP account profiles, SIP over TCP/TLS, SRTP 
  • Dual 10/100 Mbps network ports (RJ45) with integrated high performance NAT router 
  • Status LED for power, telephone, PSTN line, network, and message waiting indication 
  • Multi-language voice prompts
  • Comprehensive voice codecs 
  • Secure and automated provisioning using HTTP/HTTPS/Telnet/TFTP 
  • Symmetric and asymmetric voice codec/RTP in any call sessions 
  • T.38 Fax 
  • SIP over TCP/TLS

Grandstream HT503 - Overview

The HandyTone 503 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 best-in-class price-performance point enable consumers to maximize the power of IP voice and data connectivity.  The HandyTone 503 is based on SIP standard and interoperable with most 3rd party SIP compliant devices and software. It features 1 FXS telephone port, 1 FXO PSTN line port, dual 10M/100Mbps network ports, port status and message waiting LED, and a base stand for vertical positioning.

Feature Specifications
Ethernet Ports 2 RJ45 (LAN/WAN)
NAT / Router Yes
DHCP Client/Server
FXS Port 1
FXO Port 1
PSTN Pass-through Port Yes
Voice Mail Indicator Yes
Voice Codec G.711(a/u-law), G.723.1, G.729A/B/E, G.726-40/32/24/16 and iLBC, T.38 fax
Remote Configuration HTTP / HTTPS / Telnet / TFTP Provisioning


Technical Specifications
Telephone Interfaces 1 FXS telephone port ( RJ11), 1 fxo PSTN line port (RJ11) with lifeline support
Network Interfaces Two (2) 10M/100 Mbps ports (RJ-45) with integrated NAT router
LED Indicators Power, WAN, LAN, PHONE and LINE
Reset Button Factory reset button
Telephony Features caller ID display or block, call waiting wither caller ID, flash, blind or attended call transfer, hold, call forward, do not disturb, 3-way conferencing
Voice Codec G.711 Annex I (PLC) and Annex II (VAD/CNG format), G.723.1A, G.729A/B/E, 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 TCP/UDP/IP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, TELNET, PPPoE, STUN
QoS Support Layer 2 (802.1Q VLAN, 802.1p), Layer 3 QoS (ToS, DiffServ) QoS
IP Signalling 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
Universal Power Supply Output: 12VDC, 0.5A;       Input: 100–240 VAC, 50-60 Hz
Environmental Operational: 32°–104°F or 0°–40°C   
Storage: 10°–130°F
Humidity: 10–90% Non-condensing
Dimensions ( H x W x D) 25mm x 115mm x 75mm (when laying flat); 
115mm x 25mm x 75mm (standing up)
Short and long haul REN3: Up to150 ft on  24 AWG 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