A 3D model of a synthesizer, featuring wooden panels, black-and-white keys, and control knobs, with a retro-inspired design. It has detailed 3D textures and is suitable for music production and stage performances.

A 3D model of a guzheng, featuring a wooden body, multiple strings, and wooden bridges, with a traditional Chinese classical aesthetic. It has low polygon count, high detail, and is suitable for music production, game scenes, and educational use.

A 3D model of an audio equipment, featuring a wooden base, brass horn, and decorative metal details, with a vintage aesthetic. It has low polygon count and detailed modeling, suitable for home decor and music equipment display. （注：原类目“Instrument”不准确，留声机为播放音乐的设备，归为“Audio Equipment”更合适，已识别纠正。）

A 3D model of an Oud, a traditional string instrument, featuring a teardrop-shaped wooden body with intricate carved patterns and a slender, elongated neck, showcasing traditional and classical aesthetics. It has low polygon count for detailed visualization and is suitable for music production, game development, or educational displays.