Grandstream HT881 VoIP Gateway με 8 FXO και 1 FXS Θύρες

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The HT881 FXO gateway series enables businesses of all sizes to create an easy-to-deploy VoIP solution. These FXO gateways offer the ability to seamlessly connect multiple locations and all devices within an office to any hosted or on premise IP PBX network to make deployments as easy as possible. The HT8x1 series includes FXO and FXS ports to support remote calling to and from the PSTN line. Advanced telephony features, easy automated provisioning and superb voice quality allow the HT8x1 series to be the ideal VoIP gateway for businesses.

Features:
• Supports 3 SIP profiles through 1 FXS ports and 4/8 FXO ports
• High performance NAT router
• Lifeline support (FXS port will be hard-relayed to FXO port) in case of power outage
• 3-way voice conferencing per port
• Automated & secure provisioning options using TR069
• Supports T.38 Fax for reliable Fax-over-IP
• Failover SIP server automatically switches to secondary server if main server loses connection
• Strong AES encryption with security certificate per unit