The HandyTone 503 offers the next generation of powerful, affordable, high quality and manageable IP telephony ATA/IAD. 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. This functionality coupled with its compact size makes it an ideal solution for road warriors seeking the savings and benefits of voice-over-ip communication.

  • Based on SIP standard and interoperable with most 3rd party SIP compliant devices and software
  • Dual 10M/100Mbps network ports, port status and message waiting LED, and a base stand for vertical positioning
  • Traditional and advanced telephony features including mutli language voice prompts and transfer to or forward to IP or PSTN

HT503 Product Brochure/Specifications

Ethernet Ports 2 RJ45 (LAN/WAN)
NAT/Router Yes
DHCP Client/Server
FXS Port 1
FXO Port 1
PSTN Pass-through Port Yes
Voicemail 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