Grandstream - HT503 - Combo 1FXO and 1FXS ATA Grandstream - EdcComp
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Grandstream - HT503 - Combo 1FXO and 1FXS ATA Grandstream
IDR 1.290.000

Product Overview

The HT503 is an analog telephone adapter featuring 1 analog telephone FXS port and 1 PSTN line FXO port. The integration of a FXO and FXS port enables remote call origination and termination to and from the PSTN line, known as "hop-on and hop-off" calling. The 1 FXS port allows for extension of a VoIP service to 1 analog phone. In addition to being SIP compliant, the product features support for up to 2 SIP account profiles, excellent voice quality and advanced telephony features

Grandstream HandyTone HT-503 Key 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

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


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

Grandstream HandyTone HT-503 Technical Specification

Telephone Interfaces

1 FXS port (RJ11)

1 FXO PTSN line port (RJ11) with lifeline support

Network Interfaces

Two 10M/100Mbps ports (RJ-45) integrated NAT router and auto-detection and support for either straight through or crossover cables

LED Indicators

Power, WAN, LAN, PHONE1 and LINE

Telephony Features

Caller ID display or block

Call waiting with caller ID

Flash, blind or attend call transfer


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