Reborn RB90 are 2.1 channel speakers they are especially engineered for high quality sound listeners Its stylish and colorful bar shape speakers for LED display with outstanding sound quality and features USB/SD Card slots allow the user to play any MP3 file directly Its soft touch button in the middle allow user to easily control the volume track User is allow to manipulate the device to turn the system ON & OFF adjust volume skip tracks and navigate your playlist Also within this User can also experience and enjoy F M RADIO on high frequency