"Five-eight-three-one. Enter and sit down on the chair in the center of the room", a voice booms from the intercom at the side of the strong metal door.
Programmable one-time use codes for doors with the capability. Access your door and generate a one-time use code that you can give to someone to unlock it. Really useful for those times when you want someone to have less than full-access to a door.
SPLATJOB
