Feature: 1. 2.5 thick three-layer piano paint shell to improve speaker life and sound. 2. Full material 12 core, 1.2 wire diameter and lengthen audio cable extend the service life, improve the sound effect, more convenient to use on the desk. 3. Adopt double-layer reinforced inner magnetic 1.5-inch high-fidelity horn to ensure a clear scale. Use high-end cloth network, elegant and generous, healthy and environmentally friendly, radiation-proof. 4. Built-in chip, external control, more safe convenient to use, reduces power consumption. 5. Non-slip, shock absorption, the sound is more true and brighter, escort for health, use more assured. 6. Simple and generous, more fashionable. Small and lightweight, easy to carry.USB interface, easy to operate, plug and play. Specification: Description: This computer desktop speaker has compact size, fashionable appearance and pleasant sound quality.Simple design, plug and play. It only needs one USB port to supply power, compatible with variety of devices which have 3.5mm audio port such as desktop, laptop, mobile phone, MP3, MP4,etc. It is suitable for home and recreational use. Features: 2.5 thick three-layer piano paint shell to improve speaker life and sound. Full material 12 core, 1.2 wire diameter and lengthen audio cable extend the service life, improve the sound effect, more convenient to use on the desk. Adopt double-layer reinforced inner magnetic 1.5-inch high-fidelity horn to ensure a clear scale. Use high-end cloth network, elegant and generous, healthy and environmentally friendly, radiation-proof. Built-in chip, external control, more safe convenient to use, reduces power consumption. Non-slip, shock absorption, the sound is more true and brighter, escort for health, use more assured. Simple and generous, more fashionable. Small and lightweight, easy to carry.USB interface, easy to operate, plug and play. Specification: Model: S4 Color: Black/White(optional) Rated power: 2.5W*2 Rated impedance: 4Ω Load current: 600mA Power supply: USB 5V Speak parameter: 4Ω 3W Item size: 11.5 * 6 * 4cm /4.53 * 2.36 * 1.57in(L * W * H) Item weight: Approx.229g /8.08oz Package size: 15.3 * 12 * 4.6cm /6.02 * 4.72 * 1.81in(L * W * H) Package weight: 266g /9.38oz Package list: 1 * S4 Multimedia Speaker Package List: 1 * S4 Multimedia Speaker