Chamberlain NLS1 door intercom system

Add-on Wireless Portable Intercom A single intercom that provides convenient and expandable communication for your home.

- 1,000 foot range with no wires or power connection required
- Crystal clear, secure 900MHz digital communication
- High-tech design and modern look blends in with today's tech-friendly, contemporary homes
- Improved controls makes it easy to operate
- Advanced features include voice activation and monitor mode
- Broadcast to all channels simultaneously or speak to one party with Secured Link
- Single or multi-channel communication
- Expansion with additional units (up to 64 per network) can enhance your home's communication to multiple locations
- 2-year battery life; requires four AA batteries (not included)
- 1-year warranty
- Compatible with the following Chamberlain® wireless intercoms (models NDIS, NTD2, and NLS2)