Basic Functions Video intercom function Access control function Issues cards via door station, up to Max. 2500 cards, via outer door station, up to 50000 (This function will be invalid if the card has been issued via the client.) Card readers supported Self-adaptive visible light supplement Video/Audio Functions HD video surveillance with high performance CMOS Noise suppression and echo cancellation H.264 video compression Low illumination Remote Control Remote unlocking via the client or the app Remotely answering the call via the client or the app Alarm Functions Tampering alarm and door magnetic alarm supported Auto-uploads alarm messages to master station or theclient once the duress code is entered to open the door Additional Features Message notification function Auto-uploads captured pictures to FTP or the client