When ordering a product, be sure to ask for a 5A ADAPTER before purchasing. Otherwise, the LEDs at the end will not light up and the product parts will be damaged. Installing an application. Download the duoCol Strip Application from Google Play or App Store. Turn on the phone's Bluetooth. Confirm Required Permissions. You Are Now in Control. Features Mobile Microphone Sensitivity Mobile Music Sensitivity Fixed Colors Various Effects Flash Flash Feature Sensitive Dim Sensitivity Light Intensity Adjustment Effect Acceleration Slow Down Time Setting Program Functions