*Bluetooth version 2.1+EDR, Class II *Bluetooth Profiles: HSP, HFP, A2DP and AVRCP *Talk time&music playing time: up to 10hrs 1, Support music from MicroSD TF card(up to 32GB); 2, Support line in music from other devices (MP3, mobile phone, CD, computer) by accessory line in cable; 3, With FM Radio; 4, Bulit in battery, can work more than 12 hours. 5, Equalizer function with different sound ...