> Video intercom function 
> Access control function 
> Issues cards via door station, up to Max. 2500 cards, via outer door station, up to 50000 cards (This function will be invalid if the card has been issued via the client.)
> Card readers supported
> Self-adaptive visible light supplement
> HD video surveillance with high performance CMOS
> Noise suppression and echo cancellation
> H.264 video compression
> Low illumination

> Remote unlocking via the client or the app
> Remotely answering the call via the client or the app
> Tampering alarm and door magnetic alarm supported
> Auto-uploads alarm messages to master station or the client once the duress code is entered to 
> Message notification function
> Auto-uploads captured pictures to FTP or the client while unlocking the door