The smallest bluetooth adapter even smaller than a USB connector 
Princeton Technology will start selling their new bluetooth adapter (model: PTM-UBT3S) in Japan next month. Featuring a mini size design, the actual bluetooth adapter is even smaller than the USB connector. With a size of 14 x 19 x 4.5 mm and 5.5 grams, the adapter support Bluetooth Ver 2.0+EDR, offering up to 3 times more of the transmission speed compare to the Ver 1.2. The mini bluetooth adapter will be selling at around 20 USD, support Windows XP/Vista/2000 and MacOS X.
By moschos
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