What does "Here's your key card." mean in English for Spanish?

In English for Spanish, "Here's your key card." means:

Aquí tiene su tarjeta llave.

Listen to "Here's your key card.": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a phrase that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 4, Level 3, Scene 1