Overview
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.

Specification:

Product category: Knitted hat
Applicable gender: Neutral/male and female
material:  Acrylic fiber.   
Style: Europe and America
Weaving method: Plain weave
Processing method: Embroidery
Top style: Dome
One size
Breathable, keep warm.
Applicable age: Adult

Material: Acrylic

Color: dark gray / black
Size: One size
Circumference of the head: 50-60 cm
Sex: Unisex
Bluetooth technology: V5.0
Frequency: 2.402 GHz to 2.480 GHz
Spreading distance: around 10 meters
Minimum distance from the microphone: 1 meter
Battery capacity: 3.7V / 150mAh
Charging time: within 2 hours (around 90-120 minutes)
Continuous working time: 6 hours

Package Content
1* LED Bluetooth Knit Hat
1* USB Cable