bt earphones nx-8252 stereo casque audio mp3 bluetooth 3.0 headset wireless headphones earphone head set phone for iphone samsung

features: 1.high performance :the advance bluetooth v3.0+edr stereo headphone headset combo comes with built-in microphone and volume/ music playback control keys for high-performance experience. 2.durable quality :the bluetooth device speakers are built from ndfeb material which is well known for giving outstanding powerful performance using the highest magnetic fields in the air gap and providing maximum power density. 3.support different formate :bluetooth profile supports a2dp, avrcp, hsp, hfp for allround experience of headphones.