<ul><li>The horn is all frequency effect, the bass is very strong, the equivalent of traditional loudspeaker 8 inch bass effect</li><li>Latest innovation, break through tradition limitations, 360 frequency</li><li>Since there is no body standing , so all kinds of vocal music original, the sound quality of each sound frequency range is very clear</li><li>Sound penetration is strong, small size and convenient</li><li>Suitable for computer, laptop, MP3, MP4, , mobile phone and other equipment sound playback and sound expand</li></ul><br><br>

Walfront 50MM Resonance Speaker Vibration Resonance Speaker Vibrating Speaker Speaker 2Inch All Frequency Resonance Louder Speaker Exciter Speaker(4 25W)