The 714-16 is a zone expansion module with an operating voltage range of 8.8-15.0V, average operating current of 20mA + 1.6mA per zone, alarm operating current of 20mA + 2mA per zone, gray 20-gauge cold-rolled steel enclosure, and key-actuated front locking mechanism, manufactured by DIGITAL MONITORING PRODUCTS. This module allows for easy expansion of zone capacity in security systems. With its durable construction and convenient installation, it ensures efficient and reliable zone expansion. The 714-16 zone expansion module is a versatile solution for enhancing the capacity and coverage of your security system.