This is a Sony PVM-8220 Trinitron Color Video Monitor. Here's some information about this product: Type: 8-inch portable Trinitron monitor, part of the Sony PVM series of professional video monitors. Era: Produced from the mid-1980s to early 1990s. Features: Equipped with component (Y/R-Y/B-Y or RGB) input facilities, built-in speaker, battery slots, and can operate on AC or DC power. Usage: Commonly used in broadcast and professional video/audio sectors, as well as for retro gaming due to its CRT display. .
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