This Siemens ALD-2I Analog Loop Driver for MXL Pyrotronics 580-891618 is a must-have for any business or industry that requires reliable alarm systems. Made in the USA, this unit is of high quality and is designed to last. With its compatibility with MXL and Pyrotronics systems, it is a versatile addition to any existing alarm setup. The unit is brand new and comes with one unit in the package. Its country of origin is the United States. Get this Siemens ALD-2I Analog Loop Driver now and ensure the safety and security of your facility.