Flexible stretch material for maximum fitness.
2-in-1 design, more convenient and wireless Bluetooth headset connection to listen to your favorite songs, handsfree to answer, or change to the call.
The LED lights on the hat provide a great convenience in dark environments.
Rechargeable Li-ion battery, charge via USB cable, long standby time.
Perfect for outdoor hiking, jogging, skating, cycling, dog walking, winter bus waiting, etc.
Size: One size
Circumference of the head: 50-60 cm
Bluetooth technology: V5.0
Frequency: 2.402 GHz to 2.480 GHz
Spreading distance: 10 meters
Minimum distance from the microphone: 1 meter
Battery capacity: 3.7V / 150mAh
Charging time: within 2 hours
Continuous working time: 6 hours