1. Pleasant sounds: 38 kinds of famous polyphonic ring tones to choose from, the volume can be adjusted according to the size of the need to perceive the joy of friends and relatives 2. Easy to install: DIY wireless design concept, eliminating the need for traditional doorbell cabling, drilling installation and other cumbersome process; 3. Long remote control: 150 meters of effective remote control distance to meet the use of various types of premises installed. 4. One code for one kit system ensures no interference with other equipment or from neighbors; avoids the annoyance of responding to other people's doorbells. 5. Convenient to use, it is perfect for two-flat house, office, warehouse, shed, garage, backyard, etc.
