Connect the dock to your computer with the USB cable (included with your iPhone) to sync iPhone and charge its battery. Connect the dock to a power point using the Apple USB Power Adapter (included with your iPhone) to charge the battery.
Place your iPhone in the dock and enjoy clear audio during speakerphone calls. Connect the dock to powered speakers or a stereo using a 3.5 mm cable (sold separately) to play music and podcasts from your iPhone.