G50 Bluetooth speakerAntimagnetic design is not affected by currentTo overcome the constant current noise problem, the use of antimagnetic core piece, double magnetic circuit design, positive and negative electromagnetic offset, 360 degree all round antimagnetic, no longer worry about the interference brought by mobile phones and computers. Speaker With Hi Fi Stereo Sound: Dual full range drivers provide 30W stereo sound quality with clear highs, accurate and deep bass.