Note: 1. This is a small 2.1 computer speaker, please check the product size before deciding to buy._x000D_2. You cannot turn off the light, nor can you control the color of the light. Specification: Item Type: Computer Speaker_x000D_Material: ABS_x000D_Power Supply Mode: USB DC 5V_x000D_Frequency: 25 Hz-20kHz_x000D_Sound Source: AUX Cable_x000D_Channel: 2.1_x000D_Separation: 35dB_x000D_Signal to Noise Ratio: 65dB Features: 1[Stereo] Dual 3W satellite speakers and 5W subwoofer power, compared with other small speakers, this mini subwoofer speaker system can provide rich and clear stereo sound. 2[RGB Lighting] The computer speaker is equipped with colorful dynamic LED lights, which will automatically change to different colors during playback. 3[Volume Control] There are 3 volume control knobs on the front of the subwoofer, independent treble and bass volume control, you can easily adjust the volume. 4[Plug And Play] This mini computer speaker sound system is fully USB powered and plug and play with easy access to the 3.5mm/0.1in auxiliary input. 5[Wide Applicability] Small 2.1 speaker system, you can quickly connect your PC, laptop, mobile phone, monitor, tablet, MP3 player, game system, etc. PackageList: 1 x Main Speaker 2 x Sub Speaker 1 x Manual