Downloads Dortronics 8160 Specification Sheet (pdf) Manufacturer Dortronics Model 8160 Dimensions 3″ W x 5″ H x 3/4″ D Programming Programming is accomplished entirely from the front of the keypad Auxiliary Outputs Three additional outputs are programmable for Door Ajar Alarm, Keypad Tamper Alarm, and External Sounder Output. Inputs are provided for Remote Authorized Access and Door Position Switch Number of Users Up to 200 Voltage Input 12 or 24 VAC/VDC Warranty 1 Year Warranty Weight 2.0000