The Nintendo DS is a handheld gaming console released by Nintendo in 2004. It features dual screens, with the bottom screen being a touch-sensitive display, allowing for innovative gameplay. The device supports a wide range of games, including popular titles like Mario and Pokémon, and has a built-in microphone for voice commands. The Nintendo DS also introduced wireless connectivity, enabling players to connect with others for multiplayer gaming. It has sold over 154 million units worldwide, making it one of the best-selling handheld consoles in history. Its unique design and game library contributed to its lasting popularity.