Style:Ear Hook Communication:ctors:3.5mm Use:Mobile Function:MicroWaterproof,Noise Canng,Bluetooth Product name:hone Type:Earhook Connection Version:V4.1+EDR Material:ABS Usage:Mp3 hone pc Standby time:200 hours Calling time:3-4 hours Color:black, white, blue,red Keyword:In-ear HeadShipping day:1-3 days