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The Grandstream HT502 is a hybrid Analog Telephone Adapter (ATA) and VoIP Router in one. It features 2 FXS Analog phone ports so it can accommodate up to 2 SIP Account profiles, as well as a 10/100 WAN and LAN port which enables a shared broadband connection between multiple ethernet devices.
The Grandstream HT502 is based on the SIP 2.0 standard and features 2 FXS ports, dual 10M/100Mbps Ethernet ports with integrated high performance NAT router, port status and message waiting LED, and a base stand for vertical positioning. This versatile Grandstream HandyTone model supports UPnP, SIP over TCP/TLS, up to 2 SIP account profiles, caller ID, call waiting, 3-way conference, blind or attended transfer, call forward, do not disturb, voicemail, T.38 fax, flexible dial plan, direct IP calling, multi-language voice prompts, secure and automated provisioning using HTTP/HTTPS/Telnet/TFTP, symmetric and asymmetric voice codec/RTP in any call sessions, and various popular voice codecs including G.711(a/u-law), G.723.1, G.729A/B, G.729E, G.728, G.726-40/32/24/16 and iLBC.
Check out these other Grandstream VoIP adapters:
Q: Am I able to use with with skype if so what is the server address
A: The Grandstream HT502 does not work with Skype.
Q: I am looking for a device that I can call New Zealand and be called from New Zealand - free. Can this device address this?
A: You would need a service provider for each device to give you voice services, so I'm not sure about the free part, but having one of these at each location would do what you need.
Q: i have tone but when i dial all hear is busy signal
A: please submit a ticket with our technical support department and we will be happy to assist you.
Q: Hi,
I have a Voip provider, Can i configure this box with my voip providers settings in order to connect it to a fax machine and send and receive fax? also can i connect it to a analog phone?
also, how many analog phones can i connect to it?
Thank you!
A: You would have to check with your provider for specific compatibility, but yes, it should work. The are 2 ports on the 502, so you can have 1 fax and one phone, or 2 phones.
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