Nokia N9 User Manual page 7

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10 Camera flash
11 Secondary microphone
12 Camera lens. If there is protective tape on the camera lens, remove the tape.
13 Microphone
14 Loudspeaker
Headset
You can connect a compatible headset or compatible headphones to your phone.
Control music with your headset
To pause or resume playback, press the button on the headset. To skip to the next
song, press the button for about two seconds.
Do not connect products that create an output signal, as this may damage the device.
Do not connect any voltage source to the Nokia AV connector. If you connect an
external device or headset, other than those approved by Nokia for use with this
device, to the Nokia AV connector, pay special attention to volume levels.