TruLink 2 port AV ControllerThe TruLink A V Controller is a full featured in wall solution that is perfect for easy control of all classroom or conference room audio video equipment; including up to two serial devices, such as a projector or display, a 12V DC triggered device, such as a projector screen or blinds and IR devices such as a DVD Blu ray player, document camera and other equipment. Specifically constructed for use in classrooms and conference rooms, this controller