Instead, it makes use of a rechargeable battery, which you can top off using the on-board micro-USB socket.

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The power button is along that tapered top edge, alongside the headphone socket, while charging and data transfer is handled by the micro-USB port along the bottom.

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On the top edge are waterproof covers for both the micro-USB port and micro-SIM card, while the headphone socket, located between the two, is left open to the elements.

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The micro-USB port sits along the bottom with the primary microphone, while the headphone socket belongs at the top, replete with a secondary mic.

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