Size: Packing size 37*28*24cm, 1:1, wearing head circumference 60cm (23.6 inches)

Battery: AA earphone battery*4, AAA remote control battery*2 (battery is not given, you need to bring your own)

High-tech helmets only come in different packaging. The helmet itself makes no difference. Can be controlled by voice, remote control, touch and three working modes.

1. Manual control: You can manually touch the headphone earmuff switch, touch the left earmuff overall switch, touch the right ear fragment switch cover

2. Voice control: voice control, please refer to the manual for details

3. Remote control: left button, full face mask switch, right button, segment switch, up button to change eye color, middle button to change eye light, down button to turn on headphone sound effects, back button is the power switch button.

When powering off or restarting, you must make sure the mask is off.