- TLS 1.2, Enhanced security for IP endpoints in a local or cloud based environment -Enhanced acoustic echo canceler -Full-duplex voice operation -Supports SRST (Survivable Remote Site Telephony) in a Cisco environment -Streamlined case design -Network web management and firmware download -Network adjustable speaker volume -Concurrent SIP and multicast paging -Dry relay contact for auxiliary control -Door closure and tamper alert signal -Downloadable alert, ringtones and callout messages