Doorbell

A virtual doorbell that allows people without a card to access the space easily, by alerting people already in the space using audio, visual and push notifications.

Goal

• Allow people who don't have a card to access the space
• Make it easy and streamline the process for both the person waiting and the person coming to open the door
• Have a proper layout, documentation, and functionality

Component

• Raspberry Pi with network connection
• Warning light
• Speakers
• Push button