Meet the Airwheel C5: a smart helmet with a 2304 x 1296 action cam, 150-degree wide angle lens, WiFi, Bluetooth, and 2000 mAh battery. The C5 lets you capture your experiences outdoors to its 128 GB memory. You also get a speaker to listen to music or take calls.
The battery lasts up to 3 hours. This ventilated helmet fits heads from 20.9-24.8″. You can order one for about $170.[where to get yours]