ITR662-0001 is an Indoor Panel Unit with Linux OS panel that mainly used for make interacting between the related outdoor intercom unit. It can be connected to Interra outdoor intercom devices for audio, video communication also unlocking and monitoring features. With these functions residents can enjoy crystal clear audio communication, can check the call records and unlock the door remotely. Besides, the ITR662-001 indoor panel supports 8 different alarm zones with three different scenario setup. Black housing is quite proper to align with the interior design of the home.