- TLS 1.2, Enhanced security for IP Endpoints in a local or cloud based environmentRelay configurable for secure access in all modesSecurity mode allows for up to 500 user codes with configurable times and blacklisting plus extension dialingAdjustable camera angle12-key keypad with backlightFull-duplex voice operationSupports SRST (Survivable Remote Site Telephony) in a Cisco environmentNetwork web managementNetwork adjustable speaker volume and microphone sensitivityNetwork downloadable firmwareDoubles as