Where is the magnetometer in the iPhone?

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Tags

1. #interesting
2. #north
3. #never
4. #before
5. #barometer
6. #gyroscope
7. #earth
8. #developer
9. #purpose
10. #accelerometer
11. #magnetometer
12. #field
13. #magnetic
14. #iphone
15. #something
16. #including
17. #towards
18. #sensors
19. #point
20. #compass