... -in microphone Retractable headband NdFeB trumpet enhances bass,treble,stereo music SX-948 Headband Bluetooth headset Features:*Receive music ... bluetooth enabled music players.*NdFeB trumpet enhances bass, treble,stereo and dynamics for realistic,natural music.*Adjustable headband and ... music.*Support normal audio input, can work as wired headphone. Specification:1.Correspond with V2.1+EDR 2.Headset ...