1. The built-in control unit is designed to be very convenient, which can quickly increase/decrease the volume.2. 2 3W speakers, 2.0 enhanced stereo channels, provide pure and beautiful sound quality.3. With the help of colorful breathing lights, it will bring you visual and auditory enjoyment.4. USB power supply, energy saving, environmental protection, safe and reliable.5. Exquisite and portable design saves space in the workplace. Compatible with desktops, laptops, smartphones, tablets and other 3.5mm audio devices.Product name: computer speakersModel: A1Category: Smart portable speakerSpeaker type: active subwooferConnection: 3.5mm audio jackChannel: 2.0Number of speakers: 2Speaker sensitivity: 85DBFrequency response: 40-18KZHVoltage: 5VOutput power: 3W x 2Cable length: 1.35mColor: BlackMaterial: ABSSize: 6.3 x 6.5 x 9 cmPackage content:1 pair x computer speakersOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.