Add annual support for your UCM phone system:[More Info]
Yes. Purchase now for only $699. (Regularly $799)
What are Clearance items?
Clearance items can be unused inventory stock rotation, manufacturer refurbished, or have gone through a thorough reconditioning process. All items are tested, quality assured, fully functional, and carry a full 90 day manufacturer's warranty.
1 FXS telephone port (RJ11), 1 FXO PSTN line
with power-outage life line support,
Up to 2 SIP account profiles, SIP over
Dual 10/100 Mbps network ports (RJ45) with
performance NAT router
Status LED for power, telephone, PSTN line,
message waiting indication
Multi-language voice prompts
Comprehensive voice codecs
Secure and automated provisioning using
Symmetric and asymmetric voice codec/RTP in
SIP over TCP/TLS
AC power supply included
HT503 - Overview
The HandyTone 503 is the
next generation of powerful, affordable, high
quality and manageable IP telephony ATA/IAD for residential users
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.