Mini Speaker, mobile speaker, USB speaker, MP3 speaker, laptap speaker.
FM speaker, memory card speaker.

1)Output Power: RMS 6W(3W*2) THD=10%
2)Frequency Response: 150Hz-18KHz
3)Loud Speaker: 2inch(external diameter 52mm); 4Ohms
4)Signal and noise ratio of power amplifier: ≥ 80dB
5)Output: 3.7V*1000MA
6)Input: 5.0V
7)Built in rechargeable Li-ion Battery and connect DC5V power input socket
8)Play MP3 format music from MMC/SD card, U disk and FM function can show the channel at front of screen. Connect 3.5mm stereo audio cable to speaker socket ""LINE IN"", can enjoy the music from mobile phone\MP3\MP4\PC\iPod and other audio devices, no need to shift among U disk/SD/MMC card\MP3/MP4, it can automatically read the first input media device.
9)Use remote control can auto searching.
10)Weight: 295g