- TLS 1.2, Enhanced security for IP Endpoints in a local or cloud based environment-Relay configurable for secure access in all modes-Security mode allows for up to 500 user codes with configurable times and blacklisting plus extension dialing-Phone mode allows use as a hands-free phone-Enhanced acoustic echo canceler-12-key keypad with backlight-Programmable speed dial-Full-duplex voice operation-Supports SRST (Survivable Remote Site Telephony) in a Cisco environment-Streamlined case design-Network web man