1. Material: Acrylic
2. Bluetooth version: 5.0
3. Transmission range: 10 meters
4. Bluetooth battery: 200mAh lithium battery
5. Made of acrylic fiber material, good warmth, comfortable and elastic, soft to the touch, not easy to pilling
6. Stereo tone effect, HIFI high-definition sound quality, bring music enjoyment
7. Bluetooth detachable design, easy to clean the hat
8. Ear-covered design, more warmth
9. Dimensions: 21.5 x 26 cm
10. Weight: 90g
11. Packing: Frosted sealing bag
