USB MP3 Speaker Auto playback music file after plugging in the MP3 player, Flash driver, SD/MMC card

USB MP3 Speaker

Features:

Electrical parameters            Equalizer: BASS,CLASSIC,ROCK,JAZZ        Frequency Response:150-18Khz         S/N (signal to noise ratio) : 80db         Power consumption:  max 800ma  min 20ma       Harmonic distortion:  +/- 2%       Power supply :  1) by USB cable or DC cable    2) by AC adaptor (5V, 1A)     *** Build-in lithium battery can support portable playback without AC supply       

Specification :           Button: ON/OFF,PLAY,PREV/V-,NEXT/V+,MODE and EQ          EQ: BASS,CLASSIC,ROCK,JAZZ         Speaker spec:40mm  4 ohms/3W         Build-in Lithium battery          LED indicator light: Green for playback and red for charge         Audio format:MP3, lay 1-3         External input:one USB port with HOST function/external MMC/SD slot/one LINE-IN port

USB mp3 speaker