... mini speaker, mp3 speaker, portable speaker, multimedia speaker, computer speaker, speaker box support USB/SD/MMC card New ... :mini speaker, mp3 speaker, portable speaker, multimedia speaker, computer speaker, speaker box1,signal suport/MP3(SD/U disk)/FM ... / pause; mode switching6,three power supply: Lithium own ower supply,computer USB power supply,DC power supply7,remote control functions.8,support ...