Infrared Motion Sensor Equipped with an advanced infrared induction sensor, this doorbell detects motion up to 4 meters away, helping you catch visitors at your store entrance and respond promptly. Recordable Voice Function Record a personalized greeting that automatically plays when someone enters, creating a welcoming atmosphere and enhancing the customer experience. Suitable for Various Facilities Designed for shops, factories, and supermarkets. It serves as a safety reminder while also addressing the needs of potential customers or intruders. Reliable Performance A responsive motion sensor provides reliable operation, enhancing customer experience and contributing to overall business security. Use scenarios - Retail storefront: A glass-door entrance where a personalized greeting can be played as customers approach, improving first impressions and engagement. - Factory entrance: A safety reminder and alert system that notifies visitors of entry requirements or precautions while deterring unauthorized access. - Supermarket entry: An entry point that welcomes customers and acts as a quick alert system for staff to monitor activity during busy periods.