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GrandStream 1-FXS/1-FXO Port Analog Telephone Adapter – HT503

SKU: GS-HT503 Category:

$59.00

GrandStream 1-FXS/1-FXO Port Analog Telephone Adapter - HT503 GS-HT503

  • 1 FXS telephone port (RJ11), 1 FXO PSTN line port (RJ11) with power-outage lifeline 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 for indication
  • Advanced telephony features
  • 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
  • IP connectivity for any phone and fax
  • Hop-on/Hop-off calling
  • Web management for easy configuration and installation
  • Offers traditional and advanced telephony features
  • Portable and compact for use at home or on the road

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