Product features<;;br/>1.Compatible with most system devices: Only need a USB port to charge, the speaker compatible with all 3.5mm audio interface devices, such as desktop computers, laptops, mobile phones, MP3, MP4, etc. 2.Professionally designed acoustic cavity structure: Space stereo sound design allows you to enjoy high fidelity sound. 3.360° increase to the ground. Playing music is, the bass booster constantly vibrates downwards, the low frequency sounds through the desktop, and the 360° spreads around. 4.Bass boost technology: Audio Circuit Technology + Physical Acoustic Pressure Resonance Design; Small speakers also provide amazing bass and powerful stereo. 5.Powerful and amazing stereo sound: Full-range high-fidelity dual speakers,reproduce live sound.<;;br/><;;br/>Product information<;;br/>1.High quality wire: High-conductivity copper core wire to prevent poor contact, improve wear and corrosion resistance, and more stable. 2.Volume adjustment: Roller-controlled volume adjustment, convenient and easy to use. 3.2 x 4 3W high quality horns: The sound is mellow and the sound quality is clear. 4.Superior materials: ABS injection molding material,bumping will not damage the speaker. 5.Simple design, easy to install and use: Two speakers can be placed separately 90cm,cable length 130cm.<;;br/><;;br/>Package<;;br/>1 pair speakers in box