Key benefits Audio performance: Composite diaphragm technology provides rich bass, precise mid range, and clear treble with a smooth and natural threeband frequency response. Comfort for long use: Soft earmuffs contour to the ears, offering breathable wear and effective noise reduction through an ergonomic design. Space saving and portability: toughness PVC cable and a foldable design make storage easy at home or outdoors. Wide compatibility and practical design: Standard 3.5 mm plug with an adjustable stretch headband, suitable for mobile phones, tablets, and computers. What makes it easy to use Simple connection: Plug into any device with a 3.5 mm jack and enjoy immediate, reliable audio playback. Flexible fit: Adjustable headband and foldable structure provide a comfortable fit for different head sizes and quick packing. Durable build: Robust PVC cable is designed to withstand daily use and reduce tangling. Use scenarios Home or office media consumption: Connect to a computer, tablet, or phone to watch videos, listen to music, or study. Online classes or collaborative sessions: Use with devices that have a 3.5 mm jack for extended listening during long study or meeting periods. Travel and onthego use: Fold for compact storage and carry in a bag for easy access when needed.