Feature: 100% brand new and high quality. Quantity:1Set Knitted material, fashion and keep warm with answer the phone in winter Set-in MIC, available for cell phone to transmit the speaking phone to your audio devices directly so that the user can hand free answering Set-in Li-ion chargeable battery, charge via USB Cable, long stand-by time. V3.0+EDR Bluetooth version,available for most of devices with bluetooth function. Specifications: Bluetooth Version: V3.0+EDR Frequency: 2.4026GHz-2.480GHz Transmission distance: 30ft or so Transmission distance of MIC: ≤3 ft Li-ion Battery:3.7V/120mA Charging time:2.5 HRS Standby time:60 Hrs Continuous working time:about 5Hrs Size:Fits for head circumference 56-62cm Speakers can be taken off so that you can wash the hat Material:Cony hair Clolr:Red Package Content: 1PC Warm Bluetooth Smart Hat(without retail package) 1PC Instruction Manual 1PC Charging Cable

• 100% brand new and high quality.
• Knitted material, fashion and keep warm with answer the phone in winter
• Set-in MIC, available for cell phone to transmit the speaking phone to your audio devices directly so that the user can hand free answering
• Set-in Li-ion chargeable battery, charge via USB Cable, long stand-by time.
• V3.0+EDR Bluetooth version,available for most of devices with bluetooth function.

100% brand new and high quality.Tiean