Best Buy Black Friday 2017: $599.99 Sony KD60X690E 4K UHD Smart TV Posted on 08/11/2017 by i4u The $599.99 60" Sony KD60X690E 4K UHD Smart TV is a cover deal on the Best Buy Black Friday 2017 ad. The deal on Black Friday 2017 will save $400.Features of the Sony KD60X690E include X-...