Grandstream SIP-ATA HandyTone HT814
Supports 2 SIP profiles through 4 FXS ports and dual Gigabit ports Includes a built-in NAT router which can handle routing speeds up to 100MBps TLS and SRTP security encryption technology to protect calls and accounts Automated provisioning options include TR-069 and XML configuration files Supports 3 -way audio conferencing Failover SIP server automatically switches to secondary server if main server loses connection Supports T.38 Fax for fax-over-IP creation Supports a variety of caller ID formats Use with Grand's UCM series of IP-PBX systems for zero configuration provisioning