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Grandstream GXW4500 series are E1/T1 Digital VoIP Gateways that allow digital PSTN & ISDN trunks to be integrated with VoIP networks. By connecting the GXW4500 series with a VoIP network and a traditional PBX or E1/T1/J1 provider, businesses can drastically increase the amount of PSTN/ISDN trunks integrated with their VoIP network. GXW4500 series offers three models that provide 1, 2 or 4 T1/E1/J1 spans supporting up to 30, 60 or 120 concurrent calls. GXW4500 series supports also PRI, SS7 & MFC R2 digital signaling protocols & nearly all major voice codecs including Opus, G.722, G.711, G.729, G.723, iLBC, G.726, GSM-FR, etc. This digital VoIP gateway series includes dual Gigabit network ports with a configurable integrated NAT router, 2 x USB 3.0 ports & 1 x SD card interface. By adding echo cancellation, jitter buffer, T.38 fax support, TLS & SRTP security encryption as well as automated provisioning by HTTP/TFTP with XML config files, GXW4500 series is able to cater to the VoIP needs of large & medium enterprises.
Key Features & Benefits:
- 2 x Software configurable E1/T1/J1 ports (RJ45), support PRI, SS7, MFC R2
- Up to 60 simultaneous VoIP calls support
- 2 x Gigabit auto-sensing RJ45 network ports with integrated NAT router
- 2 x USB 3.0 ports & 1 x SD card interface
- 128x32 dot matrix graphic LCD with DOWN & OK buttons
- Supports a wide-range of voice codecs, including Opus, G.722, G.729, iLBC & more
- TLS & SRTP security encryption technology to protect calls & accounts
- Automated provisioning by HTTP/TFTP with XML config files
- Supports T.38 Fax for creating Fax-over-IP
- Supports multi-language voice prompts
- Rack mount & Desktop
- 2 Year Warranty
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