Designed for school offices and classrooms, our new Smart Phone Security Locker is a safe and secure storage solution for confiscated cell phones. This model has 20 compartments with individual keys for each storage unit. A master door is available as an option for immediate access to all compartments. Each compartment comes with 2 keys and is engraved with the compartment number. Overall dimensions: 29" high x 18.5" wide x 4" deep. Compartments: 4" wide x 5" high x 2-7/8" deep. Color shown: anodized aluminum. Several door locking options available. Ten color options available. Call 800-453-4195 for more information.