"Very efficient electronic key"
"Access to the accommodation was excellent. Using an App, we had the comfort of checking in later than usual and the key to enter is your mobile. I loved the system."
"Apart from the key to enter and exit, we had a card and a mobile application if you lose or leave one of them."
"The best was the system to open the doors with the application in the cell phone."
"Key phone app works fine."
"The app was useful and interesting."
"You get an email which contains a 'key' to open the door to check in."
"We had to check-in in the middle of the night. With downloading an app and using bluetooth we could easily enter the ho(s)tel."