1. Bluetooth 3.0 wireless transmission protocol
2. It can connect two equipments at the same time
3. Vibration reminding when phone call comes in.
4. Receiving earplugs via Magnetic suction automatically.
5. Delivers enhanced audio and bass response and a host of calling features in a sleek, comfortable design.
6. Built in apt-X technology reproduces CD quality sound over a Bluetooth connection
7. Unique, around the neck, wearing style provides all day comfort and ease of use.
8. High quality Bluetooth Headset with music & phone functions.
9. Surround type design is convenient to carry, more comfortable than other brands
10.9mm high fidelity audio earplugs, life like clear sound.
11.Speaking key, Volume control keys, the music key. Up/down song keys.
12.Avaliable color: black and white