Improve the sound quality of your android device with the Bass Boost, Volume Boost, Virtualizer and Equalizer. Make your music and video sound like never before. Bass Booster and Volume Booster let you adjust sound effect levels so that you get the best out of your Music, Audio or Video coming out of your device. Works with most Music and Video players. . Turn on the Bass Booster application and adjust sound level and frequency. To close the application and remove from Status Bar press the close button of notification. . Just like effect for Music or Audio, adjust the sound level and frequency, control the volume , then, let it run in the background.