Missing Volume Knob Per RE Racing Support, you can stop by the booth at your next race and get a FREE replacement knob. Why go through all the hassle and expense of renting at the track when you can own your own 440 channel, programmable Racing Electronics RE3000 scanner!! Go to any NASCAR event and stroll by the Racing Electronics trailer and the scanner will automatically program itself with all the drivers' frequencies! Then just select the car number and you can hear your favorite driver's team audio or the racing broadcast. You will always know what's going on!
Please refer to the provided photos for further details.