Deltana Comm Passage Standard Grade 2 Round 2 3 4" Backset 1 3 8" 1 3 4" Door Thickness Universal Handing UL Listed w 1 2" Throw Key Control EXTENSIVE COVERAGE: Coverage for most EXTENSIVE COVERAGE: Coverage for most Domestic and Asian vehicles that require key programming through the OBDII diagnostic port 56MHz ISO IEC 14443 A 1 3 Voltage 12 24V DC Idle Current 20mA Working Current 80mA Inputs Outputs Relay bumpers & stops Deltana has a proven record for exceptional service and quality and is the architectural hardware manufacturer with the largest inventory selection of architectural and door hardware in America