Two product mock-ups were shown, both with 1394 (FireWire) connectors providing the means for moving digital audio between components. In a modest display, a multidisc CD changer was tethered to a middle-of-the-line Yamaha A/V surround-sound receiver via a single 1394 cable. More important, the FireWire jacks on the back of these components were the only connectors present for propelling audio, the exception being the speaker output posts on the receiver.
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