Worricow Presents Flawless design and mastery of sound - carefully and precisely designed makes headphone appear to be stylish and sturdy, perfectly processed aluminum plats perfects the look of a premium headphone hence delivering unimaginable sound, If you prefer to use the cable to play music or you don't want to use your headphones battery, plug them into the device using the audio cable The attention to detail makes the difference and makes your headphones trendy Self-adjusting headband, ultra-lightweight design and 180 degree folding system that makes them ergonomic to listen to your music for hours, Support. A2DP,AVRCP,headset,handfree profile, Redial the last call, Reject Call. Volume Adjustable Faster connecting, clear sound, anti-interference .Listen to MP3 music from cell phone. Listen to stereo music from pc,On line chat through Bluetooth wireless transmitter