The Bilt Techno 2.0 Sena Bluetooth Helmet uses Sena DWO-5 Bluetooth technology to keep you connected to your devices and other riders. The integrated Sena system is pre-installed so you don't have to worry about struggling to install a speakers, microphone and control unit into your helmet. The helmet also comes with an internal drop-down sun shield and plenty of ventilation making the Techno 2.0 Sena Bluetooth Helmet a great option for commuting or touring. Internal drop-down sun shield Hi-tech injection molded polycarbonate shell Quick release clear locking shield fitted as standard Chin mounted airflow ventilation with open/close function Quality metallic paint with double lacquer or flat matte finish Fully removable lining with chin deflector Double D-ring safety fastening Firmware and device setting updates DOT approved Universal Intercom protocol works across all brands up to 430 yards Smartphone music sharing through the Bluetooth stereo headset Automatic audio boost in noisy environments GPS navigation instructions Up to 8 hour talk time with 7 day stand-by time Voice operated phone communication Free phone pairing in-store