Overview: This is a slender USB-powered speaker; its steady and lossless bass sound effect and stereo surrounding sound loudspeakers bring you wonderful music. Features: Bar-shaped home speakers, steady and lossless bass and stereo surround speakers bring you great music. The speaker comes with a 3.5mm audio plug, suitable for desktops, laptops, TVs, smartphones, tablets, MP3, MP4, etc. Powered by USB interface, energy saving, environmental protection, safe and reliable. Multi-function knob control, on/off and volume up/down, convenient and fast. High-quality plastic material, light and portable, classic black appearance, beautiful and elegant. Specification: Model: V-199 Material: Plastic Output Power: 3W Power Supply: USB 5V 1A Input Interface: USB Power Plug & 3.5mm Audio Plug Channel: 2.0 Separation: 35dB SNR: 65dB Frequency Response Range: 30Hz-15KHz Color: Black Main Item Size: approx. 38*8*7cm / 14.96*3.15*2.76in Package Size: approx. 41.5*9.5*9.5cm / 16.34*3.74*3.74in Package Weight: approx. 717g / 25.29oz Package List: 1 * Wired Speaker 1 * User Manual