Samsung SCH-I800BKAVZW - Manual (Page 20)

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Side and Top Views
1. Microphone: Used to pick up your voice, or audio during
recording.
2. Memory Card Slot: Install a memory card for storage of
files.
3. Volume Key: From a Home screen, press to adjust Master
Volume. During calls or music playback, press to adjust
volume. Press to mute the ringtone of an incoming call.
4. Power/Lock Key: Press and hold to turn the device on or
off. Press to lock the device, or to wake the screen for
unlocking.
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