Realistic sound. Bi-wiring terminal. Respectable looks. Unique technology.

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I like this speakers after first look. But after listen I love it. Very clear, detailed and located sound. Crystal treble and pure deep bass. Opal 620 is a best for my sound rock colection

Speakers connected (bi-w.) to the Denon AVR-1800

Similar Products Used:

B&W 603 S2, SONY SS-X7