The Navilution EVO System is a GPS triggered commentary system with up to 60 channels for simultaneous delivery of audio to passengers in different languages and topics.  The system includes everything needed (except for seatback controllers and CAT5 cables- sold separately). Included is a display control panel and external GPS antenna/receiver for reliable GPS triggering.  Passengers use headphones to plug into seatback controllers that enables them to select language, adjust volume and select More Info.  This system is referred to as a hardwired system, as each seatback controller is installed in the seat or on a sidewall and connected to the system via a CAT5 cable run through the seat, or sidewall of the vehicle or vessel, supplying power and audio. The seatback controller also has a patented design which includes braille for the visually impaired and contoured channels which help guide the users finger over the contactless switches for volume and channel adjustments. Route planning, GPS triggers and tour development are simple and easy using Navilution Cortex, a proprietary cloud-based software tool. Data can be collected from the EVO system and graphed with the cloud-based Cortex software to show data gathered regarding languages and segments played. For audio tour development, there is basic, advanced and creative tour development training and Listen tour development partners that can help in the development of your audio tour.  The system also supports video delivery to an onboard monitor to enhance passenger experience and can be used for ASL