back to article Boffins create everyday Bluetooth audio guide

A simple stroll around the block will one day be enhanced by an interactive audio guide of local sights, shop offers and more. That’s if a prototype Bluetooth-based technology gets off the ground. Talking Points was invented by boffins at the University of Michigan and is designed to feed verbal information to Bluetooth-enabled …

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I am not an expert (far from it, indeed)...

... but does this really need a new bit of (bulky) electronics, or could it be done with the average BlueTooth enabled mobile phone? Or can phones only handle audio to/from headsets, not other devices permitted to "see" them?

Basically I like the idea though, so long as it wasn't too advert heavy to justify the expenditure on the transmitters.

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