Features:The cool honeycomb style design makes it look very technological. The speaker body is black, and both sides are equipped with blue LED lights.The operation is simple, connect the USB cable to the power supply, and plug the 3.5mm audio cable into the audio output of the device (such as PC/laptop/smartphone). Then turn the switch to turn on the soundbar. Rotate the knob to adjust the volume and easily control the volume of the soundbar.Maximum 5W * 2 dual drive output, high quality sound allows you to immerse yourself in the music, produce an impressive sound field, and have excellent sound quality.The middle volume knob has also been decorated with blue lights, which is very suitable for PC games.With a 3.5mm input jack, you can connect to many different devices. Such as: PC computers, laptop, tablet, various smart phones, MP3, MP4, game consoles, walkmans, CD players, radios, DVB and other devices with 3.5mm audio adapters.Specification:Brand Name: SmalodyModel: YXSM9017BLMaterial: PlasticOutput Power: 5W*2Power Supply: USB 5V 1AInput Interface: USB Plug & 3.5mm Audio PlugChannel: 2.0SNR: ≥80dBFrequency Response Range: 25Hz-25KHzColor: BlackMain Item Size: approx. 32 * 6.8 * 6.7cm / 12.6 * 2.7 * 2.6inMain Item Weight: approx. 472g / 16.7ozPackage Size: approx. 32.5 * 9.5 * 9cm / 12.8 * 3.7 * 3.5inPackage Weight: approx. 583.5g / 20.6ozPackage List:1 * Wired Speaker1 * User Manual