Infrared Sensor Doorbell Accurate Detection Wireless Door Entry Detector Alarm for Business Shop

Feature: 1. Perfect Welcoming Experience: Automatically plays music through an infrared sensor, alerting visitors and creating a welcoming ambient for the store. 2. Intelligent Technology: Adopting a separate design, the infrared sensor and music player can be installed independently, providing more flexibility and convenience. 3. Music Variety: Self playing music can be selected based on store style and preferences, creating a personalized experience for customers. 4. Efficient Power Saving: The infrared sensor accurately detects visitors, saving energy and prolonging battery life, eliminating the need for frequent battery replacement. 5. Easy Installation: No complicated skills required, simple installation allows the store to have a professional and efficient welcoming function. Specification: Item Type: Infrared Sensor DoorbellMaterial: ABSSensor: Battery type: Lithium battery, Battery model: 9V laminated battery x1 Receiver: Battery type: Lithium battery, Model: AA battery x2 Transmission Distance: Approx. 100 meters/328.1ft (in an open, unobstructed and interference free environment) Infrared Sensing Distance: Approx. 3-7 meters/9.8-23ft . Package List: 1 x Sensor 2 x Receiver 1 x Connector1 x Base 1 x English User Manual