Manufacturer Altronix Model ACM8 Dimensions Board: (approximate): 4.5W x 8L x 1.25H Output Voltage 12 to 24 volt AC or DC operation (setting not required) Inputs Eight (8) Access Control System trigger inputs Outputs Eight (8) Access Control System outputs U.L. Listed UL Listed Sub-Assembly for Access Control Systems (UL294) Warranty Lifetime Warranty Weight 0.5000