... EDR2, Music playback time is up to 8-10 hours3, Support A2DP and AVRCP profile4, Excellent ... Hidden key design10, Aluminum case design, top grade and pop style11, Pairing with your iphone, ipad and other smart ... Noise :≥75dBDistortion :≤1.0% Playback Time :8 ~10 hoursCharging Time :3 to 4 hours Dimension (L×W ... Details show: X3 small speaker for bluetooth cell phone for Mobile Phones,MP3,MP4,PSP,Laptop,Desktop ...