KERUI Wireless Doorbell – Battery-Operated Door Chime with 33 Tunes, 4 Volume Levels, 328ft Range – Durable Door Bells for Home, Apartment, Business, Classroom

【WORK OUT OF BOX】 This wireless doorbells for home has been paired before delivery, its installation can be completed within 1 minut. Just plug the mini receiver into a socket and fix the transmitter on a wall with double-sided bonding tape.
【33 CHIMES TO CHOOSE FROM】The doorbell is designed with 33 songs and 4 levels of volume（20-100dB) that can be adjusted. You can choose according to your own needs, press the [select song] button to easily choose from 33 melodies.
【100M WIRELESS RANGE】1 plug-in receiver and 1 doorbell transmitter included, which has been one-to-one signal paired.will not interfere with other equipment in your home or those of your neighbors. Please note that Installing the transmitter on the metal door will affect the emission distance.
【MEMORY FUNCTION】This doorbell chime has a power outage memory function, can remember your last melody and volume level after a power outage, no need to reset to your previous settings. Convenient and easy-to-use design for an enhanced user experience.
【DURABLE DESIGN】Ultra-low power consumption, equipped with a CR2032 lithium battery that boasts 3-year maximum lifespan; IP55 dustproof and waterproof rating; works between -10 °F to 50 °C.
【KEY TIPS】We are responsible for the quality of each product, In case of malfunctions, please feel free to contact us anytime through the order page, and our professional customer service team will respond within 24 hours.