The new Sparco IS-15 BT control unit has digital noise cancellation with different pre-set adjustment levels. Bluetooth can be activated to connect mobile devices. Moreover, “Race” mode disables communication with mobile devices in special stages. The IS-150 BT intercom control unit also has an RCA jack for an in-car camera and independent volume control between driver and navigator, for complete sound customization. The IS-150 BT control unit comes complete with military grade Nexus connectors.