Home / B&K Reference 10 AV preamplifier Zoom B&K Reference 10 AV preamplifier Be the first to review this product SKU: B&Kref10 5 optical inputs, 1 optical output 6 digital coax inputs 5.2 surround preouts (2 subwoofer outputs) 2 zone outputs (audio and video) 7 line inputs and 3 line outputs AM/FM tuner Availability: In stock $200.00 Qty: Add to Cart Email to a Friend Add to Wishlist Product Description Additional Information Product Description Details B&K Reference 10 AV preamplifier Additional Information Additional Information Call For Price No CMS tab