V-111 Computer Speaker USB Wired Powerful Bar Stereo Subwoofer Bass Speaker Surround Sound Box for PC Laptop Phone Tablet MP3 MP4: Steady and lossless bass sound effect and stereo surrounding sound loudspeakers bring you wonderful .With 3.5mm audio plug, it's perfect for desktop, laptop, TV, smartphone, tablet PC, MP3, MP4 and more.The independent metal knob can power on/off the device and easily adjust the , convenient to use.This USB-powered speaker is energy-saving and environment-friendly, safe and reliable.Blue LED light and classical appearance makes it beautiful and all-match with the decoration style of your room. Specification: Package Weight: approx. 545g / 19.22oz Color: Black, White (Optional) Main Item Weight: approx. 500g / 16.64oz Channel: 2.0 Model: V-111 Material: Plastic Package Size: approx. 32.7 * 9 * 7.5cm / 12.87 * 3.54 * 2.95in Frequency Response Range: 30Hz-15KHz Power Supply: USB 5V Output Power: 3W Main Item Size: approx. 32 * 6.5 * 6cm / 12.6 * 2.6 * 2.4in Input Interface: USB Plug & 3.5mm Audio Plug SNR: ≥65dB Package List: 1 * Wired Speaker 1 * User Manual This USB-powered speaker is energy-saving and environment-friendly, safe and reliable. Blue LED light and classical appearance makes it beautiful and all-match with the decoration style of your room. Steady and lossless bass sound effect and stereo surrounding sound loudspeakers bring you wonderful music. The independent metal volume knob can power on/off the device and easily adjust the volume, convenient to use. With 3.5mm audio plug, it's perfect for desktop, laptop, TV, smartphone, tablet PC, MP3, MP4 and more.