The Bluetooth map select system is the ultimate tech device for your Unichip. Allowing you to switch between the 5 maps with your smartphone. This works with many different smartphones, including I-phone, android and blackberry. This option enables the 5 map capability of the Unichip Q4. This means you can access the 5 maps which can be tailored to your requirements. For example, High octane Map, low octane map, Standard Map, Immobiliser Map or even a race fuel map. Speak to your Authorised Unic