1. This product uses a unique patented unilateral telescopic structure.
2. Using advanced speakers and silicone earplugs, so ear comfort realistic music.
3. The most effective solution to the troubled cable management, the rapid collection, easy to carry.
4. This product can be customized three-dimensional image, for local souvenirs, the best gift / gifts.
5. Product size: diameter 3.9cm * high 1.6cm, unilateral stretching the length 90cm.
