The speaker USB power plug is directly inserted into the USB port of the device for power supply or 5V (600mA or above, 1000mA sound quality is better)Large-aperture full-frequency vibrating loudspeaker, with deep bass, full midrange and clear trebleDual speakers for stereo effectThe stylish and dazzling, 12-clock RGB atmosphere light can be switched by one button, and the smart appearance design of "big eyes" is compact, which saves desktop space.Can be connected to audio output devices such as PC computers, laptops, mobile phones, MP 3/4, iPod, DVD, etc.Output power (Output): 3WFrequency response (Frequency): 15Hz~30KHzPower supply voltage (Power): USB5VSeparation: greater than equal 35dBSignal to Noise Ratio (SNR): greater than equal 65dBChannel: 2.0Colour:blackMaterial:ABSSize:10 x 10 x 6CMTypes: A-3.5mm audio interfacePackage Contents:2 x SpeakerOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.