Smart Bike Helmet，it is a Multi-fonction bike helmet: Bluetooth bone conduction headphones with mic can hands-free phone call,play music; Built-in wind protection goggle.conduction bluetooth headphones conduct sound to the cochlea through heekbones by vibration. Listen to your music or make phone calls and your surroundings simultaneously .
specifications:
- Material: EPS
- Type: Light Helmet
- Sport: Cycling
