Wuloo Hands-Free Intercoms Wireless for Home and Business

his intercom system is the new upgraded version which uses new technology. It's a true full duplex system, hands-free use after intercom connected like a phone call and easy to use. It also has better voice quality, longer signal range (1 mile), and lower power consumption. Comes with a detailed manual, written by a US client to help you use this intercom system better.