Male hand presses a button on doorbell and intercom. Traveling salesman ringing to the flat
Close-up Of A Person 's Finger Pressing Entering Floor Code Inside Elevator
hand press open door button in elevator
Female finger is pressing on the house intercom button close up.
Digital intercom with the ability to record incoming calls to the house. Buttons for entering the code and a magnetic reader. Intercom on the front of the house