4-Room Wireless Intercom System for Home or Office by "International Electronics, Inc."

Description

AC POWER OR WIRES NOT NEEDED- fully wireless intercom requires no connection to wall power. Works on four AA batteries (not included) for up to 12 months without ever being turned off! Frequency 900MHZ;ULTRA CLEAR SOUND- two way digital voice communication. Paging function allows you to broadcast to all stations and then speak to the responding station privately!;FULLY EXPANDABLE- package includes set of 4 intercom units but you can add as many additional intercoms as you wish.;LONG RANGE- from unit to unit up to 1,000 ft (range will diminish based on walls, floors, etc).;SUPER EASY SETUP- in under 2 minutes. Extremely intuitive and easy to use.