new handsfor iphone 7 headset blutooth bluetooth earphone wireless

new wireless bluetooth earphone handsheadset for smartphone.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 5 hours.music time:.up to 4 hours.standby time:up 150 hours.net weight:10g.bluetooth version: bluetooth v4.0+edr.how to use:.press the power button(the blue part) for about 5 seconds until blue-red