Back View - Samsung Galaxy S4 User Manual

Back View

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1. Infrared Transmitter: Use when controlling media
devices remotely.
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2. 13 Megapixel Camera Lens: Use when taking photos or
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recording videos.
3. Camera Flash: Use when taking photos.
4. External Speaker: Play ringtones, call audio when in
Speakerphone mode, media sounds (music and video),
and other sounds.
5. 3.5mm Headset Jack: Plug in an optional headset or
TTY equipment.
6. Noise Cancelation Microphone: Captures background
noise that the phone uses to produce a quiet
background during calls and video chats.