1)Output Power: 3W*2
2)Frequency Response: 150Hz - 18KHz
3)Speaker: Dia40mm; 4Ohms
4)Sensitivity: ≥ 80dB
5)Power supply: Computer or AC adapter (5V/1000mA)
6)Built in rechargeable Li-ion Battery and connect DC5V power input socket.
7)Play MP3 format music from MMC/SD card, U disk(Maximum support 2G). 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.
8)Use remote control can auto searching