Door Sensor Alert Icon - Visual Representation of Entry Detection #3260304 (License: Personal Use)

This black-and-white vector illustration depicts a slightly ajar door with concentric curved lines on both sides, representing emitted sound waves. The minimalist design emphasizes functionality, commonly used in UI/UX to indicate triggered alerts, motion detection, or audio feedback upon door opening. Its transparent background ensures seamless integration into web and mobile applications.

Used in smart home dashboards, security system interfaces, IoT device controls, and accessibility tools to signal that a door has been opened or an alert is active. Matches user intent for visual cues related to entry monitoring, alarm status, or real-time notifications.