mini bluetooth handsfor iphone 7 headset blutooth earphone wireless earphones

mini wireless bluetooth earphone handsheadset for iphone 7.feature:.100% brand new and outstanding voice quality.build in micphone,easy talk.soft in ear earbud design,no need earhook also can use.fashion design .easy to carry.effective range:10 metres farthest.talk time:up to 3 hours.music time: up to 3.5 hours.standby time:up 120 hours.bluetooth version: bluetooth 4.1.how to use:.press the power button(the blue part) for about 5 seconds until blue-red light flashes qu