Calearo AM FM DAB+ GPS Aerial Roof Mount Shark Fin Digital Radio Antenna 7677810AM FM, DIGITAL RADIO DAB & GPS SHARK II ANTENNA Calearo 7677810 Calearo have long produced top performing shark fin antennas capable of receiving multiple signals. This particular model is a Shark 2 style antenna designed for AM FM, DAB DAB+ and GPS. The various signals each have a separate wire, denoted by the colour of Fakra connector. Extension cables are available for each signal where required, outlined below. AM FM White Fakra 7581185 Extension