Short Description: Type: Multimedia Speaker Origin: China Model: A11 Color: As Shown Dimension: 9.5cm x 9.5cm x 19.8 approx Output: RMS2.5W+2.5W S/N Ratio: 65dB Isolated Rate: 45dB Impedance: 4 ohms Power USB 5V Speaker Unit: 2WX2 Product Description: Hotmai A11 Portable Multimedia Wired USB 2.0 Speaker are best suitable for Mobile, Desktop, Laptop.Output: RMS2.5W+2.5WS/N Ratio: 65dB Isolated Rate: 45 dB Impedance: 4 ohms Power USB 5V Speaker Unit: 2WX2 Speaker 2.0 inch drive unit Power through USB port With Volume Control. Speaker with good quality sound for your desktop or laptop PC with a range of 70-20000 Hz interface 3.5 mm jack housing material plastic controls overall volume power supply via USB 5V. This is a perfect speaker to be used as a source of sound booster from your PC during music playback or conference calling. It can be plugged into the i P a d or other tablets and phones to What’s in the box: 1 x A11 Speaker Set Weight: 0.5 SKU: 221220083113