(APPLE) change position of the device cause change the position of the picture

[robota]

Hallow friends
I search after APPLE device (I don't remember the name)
This is a thin device that it possible to browse on internet and listen to music
If change the position of this device the picture on the device change in order to the new position of view
I think that it work with gyroscope but I am don't sure
I will happy if someone give the name of this device and also help me to understand how it works
Thanks
robota

[airman00]

iPod Touch

[paulstreats]

It works with a 3d accelerometer to know wether its facing upwards or not. the rotational view only happens of the device is pointing downwards.

The wii remote also uses a 3d accelerometer... (but according to alot of people just lately, additive error would make one impossible for this...)