The AC-115 is a compact, powerful, quick and easy to install all-in-one networked single door controller. It provides extremely cost-effective solutions for small networked applications of up to 8 doors. This unit can control 2400 users (In/Out), with advanced security rules and features, and includes user-friendly PC software for management, configuration, monitoring, and reporting. The AC-115 includes a built-in sounder for doorbell, chime and alarm sounds, and a built-in backup battery charger.