Features:
Cool and cute speakers: You can share great sounds with friends or family. Compact and lightweight: You can put this portable speaker in your bag. This USB speaker gives you an ultra portable mini sound system. Enjoy music without headphones or large wires for external speakers. Power is supplied by plugging the USB power cord into almost any USB port, or by connecting to an AC outlet adapter (not including an adapter). No charging function, only work through the USB port. Suitable for PC, MP3, MP4, laptop.
Specification:
Material: Plastic
Color: Black
Audio Track: track
Output power: 2.5W + 2.5W
Impedance: 4 ohms
Frequency response range: 90Hz to 20KHz
to noise ratio: 80dB
Distortion: 0.3%
Power: USB / DC5V

Package list:
1 * Pair of Speakers