Sport Bluetooth Headset Sport MP3 Bluetooth Headset B-014 1,Bluetooth+MP3 2,Memory 1GB-4GB 3,Sport design,fashion,super light Sport Bluetooth Headset Sport MP3 Bluetooth Headset B ... /pause,reset,volume control +/-,next song,previous song. Signal-to-noise: >80dbSpeaker Power:2X10MWWorking Temperature: -10~45 degreeLED indication lightSoften and ...