1. Size: Diameter 3.6 x H1.6cm.

2. Retractable length 88cm.

3. Could be one connecter to many connecter, meaning is one cable equal to some cable, it is conveniently to carry with you.

4. These connecter could be changed for your demand.

5. The cost lowest than wireless and reduce the usage of radiated products, and to avoid harm of electromagnetic wave.

6. It could solve the trouble of clean cable of wired products, it is quickly clean and collect, and convenient to carry with you.

7. “Unilateral Retractable Device”, it have got formal patent license at this unilateral retractable device, selling in USA, Europe and Japan now.

8. The unilateral retractable device could be apply to your products, to increase your function and added value and diverseness between others.