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Grandstream Handytone 503 Analog Telephone Adapter (ATA)

ex vat: £42.00 inc vat: £50.40

Did You Know?

We offer FREE calls to mobiles & land lines as part of our feature rich hosted telephony service

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Quick Overview

The Grandstream HandyTone 503 Analog Telephone Adapter (ATA) has 1 FXS Port (RJ-11), 1 FXO Port (RJ-11) and 2 RJ-45 Ports

It has support for T.38 Fax, multiple audio codecs, hop-on and hop-off callingand much more…

It offers universal plug-in-play (UPnP), T.38 Fax and multiple audio codec support

Next Working Day Delivery From £5
(Orders placed before 4pm)


Grandstream HT 503 Analog Telephone Adapter Datasheet
Grandstream HT 503 Analog Telephone Adapter User Manual

Grandstream Handytone 503 Analog Telephone Adapter (ATA)

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Grandstream HandyTone 503 Analog Telephone Adapter (ATA)

The Grandstream HandyTone 503 Analog Telephone Adapter (ATA) has 1 FXS port and 1 FXO Port which means it has multiple capabilities. As the Grandstream HandyTone 503 has a FXS port it can integrate analog devices like telephones and fax machines into a VOIP system. Also the Grandstream HandyTone 503 has an FXO port which means it can connect a IP Phone to a BT Line

The Grandstream HandyTone 503 has a number of advanced features such as 3-way conference calling, blind and attended transfer, caller ID, call waiting, DND (do not disturb), voicemail and MLS voice prompts

The Grandstream HandyTone 503 also has the ability to work with Fax machines as it supports T.38. The Grandstream HandyTone 503 also supports a number of other codecs such as G.711, G.723.1, G.729A/B, G.729E, G.726-40/32/24/16 and iLBC

Additional Information

Warranty 24 Months Warranty
Colour BLACK
Number Of Ethernet Ports 2
Ethernet Cable Included Yes
GSM Channels No
Number Of FXS Ports 1

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