This speaker is with blue light or colorful light, actual light color will be more bright and cool. Package Included: 1 x Main Speaker 2 x Sub Speaker 1 x User Manual Specification: Color: Black Speaker with Colorful Light, Black Speaker with Blue Light Main Speaker Dimension: 158x165x120mm/6.22x6.5x4.72inch Sub Speaker Dimension: 105x70x80mm/4.13x2.8x3.15inch Product Weight 1.32kg Connection Mode: 3.5mm Audio Jack TF Card/ U Disk: Support Frequency Response Range: 40Hz-20kHz Output Power: 3W Signal-to-noise Ratio: ≥75db Power Supply Mode: USB Power Supply Operation Mode: Knob Features: 1. USB power supply, Energy-saving and environmentally-friendly, Safe and reliable. 2. Superior sound quality, Enjoy your music through dual high-performance loudspeaker. Ensures enhanced clarity and fidelity. 3. Steady and undistorted bass sound effect with stereo sound surrounding. 4. Aesthetic and exquisite design, Lightweight and portable, Convenient to carry. 5. Wide Compatibility: Desktop PC, laptop, DVD, TV, cellphone, tablet and other audio devices. 6. Adopt knob control design, volume, treble and bass all can be adjusted. Note: Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.