1. Stereo sound quality to listen to music, shock bass effect, call clear. 2. IPX4 Waterproof and sweatproof. 3. High quality call, High sensitivity to all the microphone design, to achieve good noise sound. 4. Can connect two phones at the same time, convenient for two phones. 5. Wraps around neck , when not useing , holds the headset by magnetic attraction so you won't lose the headset.
