Pianos are musical instruments that produce sound by striking strings with hammers when keys are pressed. They come in various types, including grand pianos, upright pianos, and digital pianos. Pianos are known for their versatility, elegance, and rich sound quality, making them suitable for a wide range of musical styles.

Product Data:
- Dimensions: Varies per type, typically 55 to 90 inches in length for grand pianos and 48 to 60 inches in height for upright pianos
- Weight: Ranges from 300 to 1,200 pounds depending on type and materials
- Number of keys: Typically 88 keys for full-sized pianos
- Material: Constructed from a combination of wood, metal, and sometimes synthetic materials

Reference Price: Prices for pianos can range from 500 to 100,000 USD or more, depending on the brand, model, and type of piano.

Product Classification: Musical Instruments, specifically under the category of keyboard instruments.

Product Features: Pianos feature a variety of attributes such as touch sensitivity, soundboard resonance, pedal functionality, and various finish options. Digital pianos may include built-in sounds, recording capabilities, and connectivity features.

Product Uses: Pianos are used for solo performances, accompaniment for vocalists and other instruments, music education, composition, and recreational playing. They serve as a foundational instrument in many musical genres, including classical, jazz, and pop.

Precautions: It is important to maintain proper humidity and temperature levels to prevent damage to the piano. Regular tuning and service checks are recommended to ensure optimal sound quality. Avoid placing heavy items on the piano and keep it away from direct sunlight to prevent discoloration and warping. Always use proper technique while playing to prevent injury. Tag: Previous_one：Photography
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