SpeedBoom provides more enjoyable driving experiences as it gives blowoff sound via the speaker of your car when it Realize the gear has been changed -Real Time will show your speed in analogue and digital format -Calculate From 0 - 100 Acceleration -It Will Show Your Current Location On The Map. -It Will Shows Your Average Speed. -It Will Shows Your Maximum Speed. -You Can Disable Automatic Turbo Sound. -You Can Adjust The Sensitivity. Link https://itunes.apple.com/us/app/speedboom-turbo-sesli-speedometer/id901192990?l=tr&ls=1&mt=8 Test Video http://www.youtube.com/watch?v=TzKExm8Yda8
