4.1 ch multimedia speaker with USB AND SD/MMC port. It support mp3 format, FM function/LED display
support USB, SD,FM with romote controller
Output Power: 22W+10W*4 Driver Size: 5"+3"*4 Frequency: 40Hz~20kHz Impendance: 4Ωbass/4Ωsatellite S/N: ≧80dB Include SD/MMC Slot for SD/MMC Playback. Include USB Slot for USB Playback. Built-in FM function.