PAVEOS 2in1 Wireless Doorbell Plug And Play Door Bell Kit-Volume 120M Doorbell Chime 36 Melodies & 6 Adjust Volume Features: Quality: Our wireless doorbell is made of ABS, recyclable, and can withstand rain and heat. Radio working range: The doorbell receiver has high sensitivity. One transmitter button triggers one time unit. The radio waves cover the whole house and will not interfere with each other. The range in open areas can 150M, ensuring that you can hear the doorbell and open the door. 38 Different Tunes and 4 Volume : Our wireless doorbell offers 36 different ringtones with 4 of volume from 20db-80db. Energy saving and long life: ultra-low power consumption design, sustainable use of energy. Transmitter battery lasts over 15 months. Our wireless doorbells are extremely and can withstand over 100,000 clicks. Installation: Doorbell receivers require no batteries, and the receiver is easy to plug into an electrical outlet. The remote transmitter button can be fixed to the door frame using the tape or screws and anchors included in the package. Product Description: The maximum working range in open areas is 150M 36 unique ringtones 4 volume Volume range: to 80dB Package includes: 1x receiver 1x Househeld supplies for adult and children Design: Our smart household appliances adopts a close-to-life design, just to achieve a satisfying experience for you. Durability: This smart household appliances is made of sturdy and durable materials, which can maintain its functionality even after frequent use. Multipurpose: This smart household appliances can provide convenience for your daily life, whether it is for daily work or home leisure, you can also give it to your husband/wife/family, they will love it! Wide Selection: Discover an extensive range of household tools, from indoor to outdoor accessories, ensuring you find exactly what you need for your home . This smart household appliances will surely fulfill your needs! Service: If you encounter problems in the process of using smart household appliances, please feel free to contact us and we will solve them for you.