... .1+EDR, Class II *Bluetooth Profiles: HSP, HFP, A2DP and AVRCP *Talk time&music playing ... in music from other devices (MP3, mobile phone, CD, computer) by accessory line in cable; 3, With FM Radio; 4, Bulit in ... more than 12 hours. 5, Equalizer function with different sound adjustments; 6, AccessorIes: Line in cable, USB calbe for charging New Private Stereo Bluetooth Headset