QYR Market Research Global Doorphone Market Research | Page 3

QYResearch • A door phone or door bell phone is a set of electrical and electronic elements used to handle two-way communication (street to home) in houses, apartments or villas. It contains wired doorphone, wireless visible doorphone and wireless invisible doorphone. With the development of society, wireless visible doorphone is becoming more and more popular. In 2016, wireless visible doorphone production took about 34.33%. Wired doorphone and wireless visible doorphone separately took 24.18% and 41.50% in 2016. • Doorphone is also used in residential and commercial. Doorphone used in residential took about 70.20% in 2016. With the rapid development of the real estate industry, global consumption of doorphone will increase to grow.