Add an intercom to any room with this Wireless Intercom Add-on Unit from Chamberlain. It uses 900MHz that provide crystal-clear, secure communication. And, advanced features allow you to use it as a room monitor.
- Add-on unit for catalog# 43-383 provides convenient and expandable communication for your home
- Crystal-clear, secure 900MHz digital communication
- Advanced features allow you to use your intercoms as room monitors
- 1000-ft. r