Product Description For people looking to step up to full 1080p resolution in a 46-inch flat-panel Lcd Samsungs 2007 model Lnt4665F is a good choice. Besides offering full 1080p resolution the Lnt4665F also features a 150001 dynamic contrast ratio for rich blacks and subltle tecture display an 8ms response time panel for smooth motion hidden side speakers an Ntsc tuner and 3 Hdmi ports. The Samsung Digital Natural Image engine (Dnie) Video Enhancer refines all analog Ntsc and wideband video inputs for an overall improvement in picture quality. Dnie improves contrast white level picture detail and incorporates digital noise reduction to improve lower quality video inputs. The 3d Y C digital comb filter constantly analyzes the three dimensions of picture height picture width and picture changes-over-time to dramatically reduce edge image artifacts while improving transition detail. High-quality virtual surround sound can be experienced with just the speakers built into the Tv. Srs TruSurround Xt technology delivers an amazing simulated 3d effect with clear dialog and powerful bass through hidden side speakers. TruSurround Xt audio adds three audio enhancement technologies to produce an amazingly immersive sound experience.