The Samsung P50HP 50" plasma display gives you full connectivity options, for professional sources & applications. 10, 000:1 contrast ratio & 1, 500 nits brightness are perfect for videoconferencing, distance learning & company-wide communications, even in brightly lit conference rooms. 6-way anti burn-in protection adds longevity. Built-in speakers are a convenient way to add sound. You can also add a digital TV tuner or networking capability with Samsung set back boxes. The Samsung P50HP 50" plasma display takes connecting & communication to a professional level.