NOTE: The quality and speed of the sd card is absolutely crucial.
To be able to ensure that the camera will not freeze the SD-card must have a minimum rating of U3 and is supported by Paralenz.
If it is too slow or not supported the camera cannot transfer the data and will freeze.
To see a list of recommended SD-card see this article.
In case you experience the camera freezing, follow these steps:
1. Turn the selector ring to "Power".
2. Hold down the activation switch for 10 seconds, this will reset the camera.
If the problem persist please see this article