tone level accords with the acoustic aesthetics design principle, and is soft and clear.Simple and fashionable appearance.The light on the top of the speaker flash with music when the power is turned on. High-quality speaker delivers rich, balanced stereo and clear acoustics.Let you enjoy the joy of music. Stylish and Simple Appearance:Small size does not take up space.Can match various room styles.Universal USB and 3.5mm interface for all kinds of computers and mobile phones. Provides delicate feel and beautiful appearance.At the same time, the bottom anti-skid design can effectively protect your speaker. Plug And Play: USB Powered and 3.5mm Audio Input,Just plug the USB cable into your device or the power supply and plug the 3.5mm jack into your audio device and not need drives. Frequency response: 90Hz-20KHz Impedance: 40hm Power source: 5V (USB) Sensitivity: 600+/-100mV Signal to noise ratio: 80dB colour:White Material:ABS size:7 x 7 x 8cm Package Contents: 3 x wired audio Only 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.