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Item#: N82E16833553009CVF

Grandstream HT503 HandyTone 503 ATA/IAD

Ships from Canada.

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Purchases from these Sellers are generally covered under our Newegg Marketplace Guarantee.
Marketplace Seller
  • 2 RJ45 (LAN/WAN)
  • 1 FXS Port
  • 1 FXO Port
  • Accessories

Please note that this product is non-returnable and non-refundable.

  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews

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.

Learn more about the Grandstream HT503






2 RJ45 (LAN/WAN)
1 FXS Port
1 FXO Port


Up to 2 SIP account profiles, SIP over TCP/TLS, SRTP

Status LED for power, telephone, PSTN line, network, and message waiting indication

Secure and automated provisioning using HTTP/HTTPS/Telnet/TFTP

Symmetric and asymmetric voice codec/RTP in any call sessions


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

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
Warranty, Returns, And Additional Information
  • Return Policies
    • Return for refund within: non-refundable
    • Return for replacement within: non-replaceable
  • This item is covered by's Manufacturer Only Return Policy.
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