Suitable: for smartphones, pc, etc.
Material: pc + metal
package: retail box
colors: as pic show
features:
1. Noise-cancellation: over-ear design cut the spreading of noise from your ears.
2. Humanized design: soft earmuffs let you feel no pain when you wear a long time with this headphones.
3. Retractable headband design allows you to find the perfect fit without constraint and provide excellent durability, suits all gamers at any age.
4. Portable: without the bothering of messy wire you can enjoy your music happily.