Chamberlain NLS2 Wireless Portable Intercom-Double Unit

The Chamberlain NLS2 intercom system (2 intercom units) has up to a 1000 foot (300m) range and allows multiple simultaneous conversations, using a 900 MHz secure digital radio link. The two included intercoms form an exclusive network and respond only to other intercoms in the network. A high-tech design and modern look blends in with today's tech-friendly contemporary homes. Features include voice activation and monitor mode. Broadcast to all channels simultaneously or speak to one party with Secured Link. Expansion with additional units can enhance your home's communication to multiple locations. Compatible with the following Chamberlain wireless intercom models NDIS, NTD2 and NLS1. Power adapter is optional and each unit requires (4) AA batteries not included.