The MKB87 Series of rugged keyboards is designed to meet MIL-STD-810G / MIL-STD-461G standards and will provide the user with a highly reliable input device for various critical applications. The keyboard is equipped with a high specification rubber dome key mechanism which ensures excellent tactile feel and a lifetime of 10 million actuations. Each key is sprayed black and laser etched to provide illumination in low light environments. As standard, the backlighting capability is BUS powered over USB, although this can be externally controlled by the customers’ PWM signal as part of a custom product offering. The unique aluminum construction provides excellent impact strength, electrical shielding, and environmental protection. The keyboard provides an all-round robust solution for the most demanding of key input applications. As with all NSI products, this unit can be customized to suit your exact needs.