Check the listing for details. DSC MX945 Addressable MX Universal Input, Pull Station Interface. Condition: New. Listed at 27.00 USD. The DSC MX945 is a top-of-the-line security alarm system that is designed to keep your home safe and secure. This system features an addressable MX universal input and pull station interface that is easy to use and install. It is perfect for those who want to protect their home from intruders and ensure that their family is safe at all times. With its high-quality construction and advanced features, the DSC MX945 is the perfect choice for anyone who wants to invest in their home security. It is compatible with a wide range of security alarm systems and sensors, making it an ideal addition to any home security system. So why wait? Get your hands on the DSC MX945 today and enjoy the peace of mind that comes with knowing your home is safe and secure!