Though even if you aren't of the hipster species, it's still a pretty cool-looking phone accessory.

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Mobile phone users could download a mobile game, after which Puma sent them a coupon for a free phone toy accessory.

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Nokia also debuted two in-car navigation devices this year and a GPS accessory that turns any Bluetooth phone into a personal navigator.

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When paired with an iPhone, the phone becomes both a view-finder and an accessory that lets users share video clips by email, post to Facebook or upload to YouTube in real-time.

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What about a possible inflection point that is arriving when most consumers will consider their phone simply as a utility device and not as a fashion accessory?

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Compared to regular mobile phone, smartphones generate more revenue in the form of activation fees, service plans and accessory sales.

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Another major difference is that Palm's dock uses magnets to line up and secure the handset, and LG's accessory relies solely on the friction between a rubber ring and the glass back of Google's flagship phone.

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