1. Material: Acrylic 2. Bluetooth version: 5.0 3. Transmission range: 10 meters 4. Bluetooth battery: 200mAh lithium battery 5. LED battery: 300mAh lithium battery 6. Made of acrylic fiber, good warmth, comfortable and elastic, soft to the touch, not easy to pilling 7. Stereo tone effect, HIFI high-definition sound quality, bring music enjoyment 8. Bluetooth detachable design, easy to clean the hat 9. Strong light LED with five lamp beads, three-level light mode can be adjusted 10. Dimensions: 23 x 20 cm 11. Weight: 130g 12. Packing: Frosted sealing bag
