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5.6 out of 10

Harman Kardon AVR 645

This unit has high current amplifiers, upconverts composite as w Read more

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Reviews and Problems with Harman Kardon AVR 645

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Harman/Kardon AVR 645 Receiver

Sound & Vision Magazine
17 April 2007
  • Excerpt: HK's AVR 645 combines the best of old school, high-current sound from Harman/Kardon and burgeoning next-gen connectivity. In addition to seven channels of amplification and the expected Dolby and DTS surround decoding, the AVR 645 features HDMI switching that's compatible with hi-res PCM audio, USB audio, iPod and XM Satellite Radio compatibility.
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