The millions of iPhones being sold are doing good things for the Bluetooth speaker market. The somewhat 'niche' market of Bluetooth speakers - especially hands-free models with built-in microphones for cellular call management in autos - is exploding. For around the house, below are some options currently available. Expect CES - The 2010 Consumer Electronics show in January to to bring a flood of revisions and new home Bluetooth audio products to market. In the meantime:

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