seven color gradual change Portable speakers

Stereo alarm clock radio and docking station for recharging Stereo alarm clock radio and docking station for recharging

*Seven-color gradual change LED light, and with single function key to switch mode. *Can be used with computer, notebook, MID,MP3/4/5,portable DVD,mobile, etc. *With USB port and SD card slot which can play music in MP3 format. *Multi-channel FM search and memory function. *2.1 channel output with mega bass effect. *Power supply via USB port, fast and efficient.

specification: *DC OUTPUT(1KHZ 0dB)    ≥2.9V *Frequency response     20Hz-20KHz *Signal-to-noise ratio  ≥50dB *Maximun distortion     ≤10% *Output power(4Ω)      2W+2W *Power supply           USB 5V *FM searching channel   87.5-108MHz *FM sensitivity         ≤20dB *Dimension              155*155*190mm  *Weight                 380K