Wuloo Hands-Free Intercoms Wireless for Home Business, Upgrade Two Way Audio Intercom System for Elderly, Full Duplex…

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【New Upgraded】This intercom system is the new upgraded version which uses new technology. It’s a true full duplex system, hands-free use 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.