At the entrance on Pražakova 8 you will see a keypad on your right. 
Press the KEY icon, followed by the code you have received and press the KEY icon again.

When in front of your accommodation you will see another lock. 
Slide your finger across the upper half of the lock until it lights up and enter your code. Press the # button after entering the code.

Once inside the accommodation you might notice smaller locks on bedroom doors.
To access your room slide your finger across the upper half of the lock and enter the code you have received. Press the # button after entering the code.

The entrance at Herbersteinova ulica 19 requires physical keys to unlock. You receive an email/message how to get the keys a few days before your arrival.

The front door of the apartment is located at the 3rd floor of the building and uses a digital lock. Swipe your finger across the upper half of the lock until it lights up and enter the code. Press the # button after entering the code.

The 2 bedrooms have a lock as well. Swipe your finger across the upper half of the lock until it lights up and enter your code. Press the # button after entering the code.