This brand new Aiphone Audio Intercom Tenant Station is a great addition to your GT Series Voice system. With wired connectivity and analog surveillance technology, you can be sure of a reliable and secure communication system. The intercom features a door release function and is designed for indoor use only. The GT-1A model is a perfect fit for your home security needs. The product is made in Vietnam and comes with all the necessary features for a seamless intercom experience. Buy now to upgrade your home's security.