The Plena BGM source unit is the ideal high-quality source for background music (BGM) in public address systems.The DVD/CD player provides up to a whole workweek of high quality, uninterrupted music playback from a single MP3 DVD. It supports music organized on a disk in multiple folders. It is typically used in shops, supermarkets, restaurants, bars, canteens, gyms, showrooms, and other places where BGM creates the right atmosphere. It connects to almost any public address amplifier.