Grandstream VoIP adapter

1 - 5 of 5 results found

Grandstream GXW4224 V2

Baseline: Analogue VoIP gateway on existing analogue phones, fax machines and legacy PBX systems
Short_description:
- 24 telephone FXS ports
- Graphic LCD display
- 4 SIP server profiles per system
- Supports a variety of Fax codecs

Baseline: Analog phone adapter that offers 1 FXS port for analog phone and 1 FXO port for PSTN line
Short_description:
- Analog phone adapter
- 1 FXS port for tel. Analog and 1 FXO port for PSTN lines
- 2x 10 / 100Mbps (RJ45) ports with integrated router
- Dual LAN and WAN port
- Voice conference of 3 participants per port

Baseline: Powerful analog telephone adapter that is easily deployable and manageable.
Short_description:
- Send and receive calls from the conventional telephone network or free over the Internet without having to change the telephone.
- It allows the connection of analog (conventional) telephones with or without cable and converts them into VOIP.
- Two (2) FXS ports
- Two (2) RJ45 ports of 10/100 / 1000Mbps
- SIP protocol.

Baseline: Powerful analog telephone adapter that is easily deployable and managable.
Short_description:
- Supports 1 SIP profile
- TLS and SRTP security encryption technology to protect calls and accounts
- Automated provisioning options include TR-069 and XML config files
- Supports 3-way voice conferencing
- Supports T.38 Fax for creating Fax-over-IP
- Supports a wide range of caller ID formats
- Supports advanced telephony features, including call transfer, call forward, call-waiting, do not disturb, message waiting indication, multilanguage prompts, flexible dial plan and more