A 3D model of an acoustic guitar, featuring natural wood finish and rosewood details, with a traditional design aesthetic. It has highly detailed smooth surfaces and is suitable for music production, performances, and education.

A 3D model of a harp, featuring polished brown wood, gold accents, and resonant strings, with an ornate, elegant design aesthetic. It has detailed textures and is suitable for music production, educational tools, or 3D visualization.

A 3D model of a lute, featuring wooden body with pear-shaped design and multiple strings, and a traditional aesthetic. It has low polygon count for detailed rendering and is suitable for music production or film scoring.

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。）