Testseek.com have collected 1 expert reviews of the Harman Kardon HK 680 and the average rating is 0%. Scroll down and see all reviews for Harman Kardon HK 680.
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1 Reviews
Average score from experts who have reviewed this product.
Abstract: This model is in many ways a good representative of what H/K really does. It is an integrated amplifier delivering nominally 85/130W per channel, into 8/4 Ohms, 20 Hz to 20 kHz with no more than 0,08/0,3% of distortion. Using IHF tone bursts, it will d...
