Wireless Bluetooth 3.0 Acrylic Beanie Headphone Hat

Unisex Smart Wireless Bluetooth Music Winter Warm Knitted Beanie Hat Headphones Cap with Handsfree EarphoneFeatures:100% new and high qualityKnitted material, very fashionHelp you keep warm in this winterSet-in MIC, available for cell phone to transmit the speaking phone to your audio devices directly so that the user can hand free answering phone up via the device.Set-in Li-ion chargeable battery, charge via USB Cable, long stand-by time.Note:Speakers can be taken off so that you can wash the hatSpecifications:Bluetooth Version: V3.0+EDRFrequency: 2.4026GHz-2.480GHzTransmission distance: 30ft or soTransmission distance of MIC: ≤3 ftLi-ion Battery: about 3.7V/120mACharging time: about 2.5 HoursStandby time: about 60 HoursContinuous working time: