That is the name for what we use for keys pushbutton keyless start vehicles. There are many other names, each automobile manufacturer has their own names for the technology. Whether they call it smart entry, keyless go, push-n-go, it’s still all the same. There is a key fob that you must have that is programmed to the car that will let you in and let you start the car. We here at Alcatraz Locksmith can replace a lost keyless entry proximity key fob, program it to your car, and get you on your way. We try to do this for as inexpensively as we can. Call us or text us if you need something programmed to start or open your car or truck in the Phoenix, AZ metro area. (602) 677-5045