High-quality full-range speaker are used3W output powerSound quality is pure and pleasantAdopts Class D digital power amplifier, which has the characteristics of low noise and good sound qualityLow power consumption and large volumeFeatures1. High-quality full-range speaker are used2. 3W output power3. Sound quality is pure and pleasant4. Product design is light and delicate5. Small size and does not take up too much space6. Adopts Class D digital power amplifier, which has the characteristics of low noise and good sound quality7. Powered via a computer USB port8. Low power consumption and large volume*When it is connected to computer through USB, it can automatically install the driver, and computer will identify it as a USB speaker (USB audio2.0), then you can use it as a computer speaker.Specifications1. Operating voltage: 5V DC2. Rated output power: 3W3. Rated Resistance: 4Ω4. Frequency response: 40Hz-18KHz5. SNR: 95dB6. Distortion: 0.5%-1.0%7. Operating temperature:-20℃ to +70℃8. Storage temperature:-30℃ to +80℃Color: BlackMaterial: plasticPackage Contents:1*USB Mini Speaker SubwooferOnly the above package content, other products are not included.Note: Light reflection 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.