 | BHS-500    |  | Bluetooth Hands-free Sets for Motorbike Helmets for two compatible device, i.e. a mobile phone and MP3-Player. |
 | BTS-200 | | Bluetooth Hands-free Sets for Motorbike Helmets for two compatible devices and intercom between rider and pillion rider |
 | BTS-300 | | Bluetooth Hands-free Sets for Motorbike Helmets for two compatible devices and intercom between two bikes |