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. The silicone case comes, will be closely integrated headphone cable and phone lines to realize one ideal machine easier to use.

5. This product can be customized printed pattern for Scenic / company line number / agencies and organizations, gift souvenirs.

6. Product Dimensions: Diameter 5.1cm * high 1.1cm, unilateral stretching the length 95cm.

7. This unilateral telescopic device, patented certificate, can meet customer demand for different products and functions, development and design different styles, were customized.