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/100mA
Charging time:2HRS
Standby time:60 Hrs or so
Continuous working time:about 3.5Hrs
Size:Fits for head circumference 56-62cm
Speakers can be taken off so that you can wash the hat
Material:Woolen yarn
Package Content:
1PC Warm Bluetooth Smart Hat(without retail package)
1PC Instruction Manual
1PC Charging Cable

• Material:Woolen yarn. Transmission distance: 30ft or so. Transmission distance of MIC: ≤3 ft. Li-ion Battery:3.7V/100mA
• Knitted material, fashion and keep warm with answer the phone in winter
• 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.
• 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

Material:Woolen yarn. Transmission distance: 30ft or so. Transmission distance of MIC: ≤3 ft. Li-ion Battery:3.7V/100mA