Smart Wireless Doorbell Plugin 38 Music 4 Levels Adjustable Volume Waterproof for Home Factory Hotel

Feature: 1. Waterproof Doorbell: The doorbell is waterproof and rainproof to ensure good performance in the outdoor environment. 2. Easy to Install: Just plug the Dingdong into the socket and use the accessories provided to fix the doorbell button to the wall. 3. 4 Levels Adjustable Volume: 38 different ringtones, you can adjust the melody and volume by pressing the icon on Dingdong. 4. Wide Application: The door bell is especially suitable for homes, factories, hotels, etc., with a wireless range of 50‑100meters. 5. Built‑in MIC: The doorbell is equipped with 2 built‑in speakers, the sound is clear and loud, the maximum 100dB to meet your needs. Specification: Item Type: Wireless Doorbell Material: ABS Application: Home, factories, hotels Battery: 1pc 12V 23A battery (Not included) Voltage: 90 260V Ringtones: 38 Frequency: 433MHz Volume: Up to 100dB Wireless Range: Approx. 50 100m 164 328ft. Package List: 1 x Inside Ding Dong1 x Doorbell Button 2 x Screw2 x Expansion Tube1 x Manual 1 x Double Sided Adhesive Sticker