Video Doorphone is mounted in a flush-mounted housing; View angle: 110 ° ; IR illuminator; RS-485; Main features: Tamper detection - removing from mounting surface ; Power supply: 2-Wire interface ; Shield: 7 " capacitive touch screen ; Memory card slot: Micro SD memory cards up to 64GB support (possible local recording) ; Main features: The ability to automatically take and save photos if you do not answer to the bell button ; Alarm inputs: 6 ; Alarm outputs: 1 ; Power supply: 2-Wire interface ; Number of ports: 1 x Input, 1 x Output - DAHUA 2-wire ;