Hands-Free Intercoms Wireless for Home Business, Upgrade Two Way Audio Intercom System for Elderly, Full Duplex Room to Room Intercom with 5280 ft Range Clear Sound Anti-Interference, Pack of 2

【New Upgraded】This 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. [Fine Workmanship & Powerful]: Upgraded intercom system has fine workmanship and is more powerful. The MONITOR Function now has no time limit, an improvement from the last version. There are also 10 types of chimes available, the volume of the chime is adjustable, and the call volume can also be adjusted. [Expandable & Anti-Interference]: The intercom system is expandable: you can add up to 10 intercom units to a single system, perfect for home or business use. This intercom also uses new technology which gives it a strong anti-interference ability. Don't worry about receiving random conversations! 【New Upgraded】This 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. [Fine Workmanship & Powerful]: Upgraded intercom system has fine workmanship and is more powerful. The MONITOR Function now has no time limit, an improvement from the last version. There are also 10 types of chimes available, the volume of the chime is adjustable, and the call volume can also be adjusted. [Expandable & Anti-Interference]: The intercom system is expandable: you can add up to 10 intercom units to a single system, perfect for home or business use. This intercom also uses new technology which gives it a strong anti-interference ability. Don't worry about receiving random conversations! 【New Upgraded】This 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. [Fine Workmanship & Powerful]: Upgraded intercom system has fine workmanship and is more powerful. The MONITOR Function now has no time limit, an improvement from the last version. There are also 10 types of chimes available, the volume of the chime is adjustable, and the call volume can also be adjusted. [Expandable & Anti-Interference]: The intercom system is expandable: you can add up to 10 intercom units to a single system, perfect for home or business use. This intercom also uses new technology which gives it a strong anti-interference ability. Don't worry about receiving random conversations!