m5 bluetooth headphones magnetic metal wireless running sport earphones earset with mic mp3 earbud bt 4.1 for iphone samsung lg smartphone

specifications: bluetooth version: 4.1+edr profiles:hep1.6, hsp1.2, avrcp1.4,a2dp1.2 opearting distance:10m standby time: 36 hours charging time: about 1.5-2 hours charfing port: micro usb noise reduction:cvc6.0 use: for iphone android mobile phones, portable media player colour: black,red