Vemar Jiano Bluetooth Motorcycle Helmet Compatible with your cell phone, GPS, MP3 etc. Stereo speakers. Operates up to ten hours on a charge. DOT certified. Mid oval shell shape which offers a more generous fit front to back and more snug fit ear to ear. Exterior shell is constructed of ultra light thermoplastic material and is aerodynamically shaped for ease of cutting through the air with less buffeting and wind noise, thus lessening the stress on the rider's neck muscles after a long ride. The Jiano's face cover lock mechanism exceeds expectations for safety and convenience. The face cover lock utilizes metal pins and hooks, making it extremely resistant to opening in the event of an accident. At the same time, the recessed actuation button is easy to use even with one gloved hand. A sleek dark tint interior shield can be moved into position at the rider's discretion via an easy to access lever on the exterior left side of the helmet. Interior shield can be used even with the chin bar rotated upward. Two anti-fog, non-scratch 2.2mm thick outer quick release clear shields are included with each helmet. An anti-fog, non-scratch 2.2mm thick outer quick release clear shield is standard. Two anti-fog, non-scratch 2.2mm thick outer quick release clear shields are included with each helmet. Double density high impact inner shell.