Wireless Connection: No need for complicated wiring, the doorbell connects wirelessly to your home security system. 32 Songs Smart Alarm: Choose from 32 different songs to play when the doorbell is rung, adding a personal touch to your home security. Waterproof Design: The doorbell is designed to withstand harsh weather conditions, ensuring it remains functional even in rainy seasons. Intelligent Doorbell: The doorbell is equipped with intelligent features that enable it to distinguish between genuine visitors and unwanted intruders. 1. 32 songs optional.( for doorbell button) 2. Doorbell, alarm, welcome multi-purpose. 3. Can learn up to 30 mitters, no loss of power. 4. Support 1527/2262 code chip.(button) 5. Volume 4 adjustable.(No mute mode) 6. Support multiple doorbell mitter, suitable for large house. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. voltage: AC100-240V Colour:As Shown Material:plastic Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 1 set * Doorbell Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 24 hours.